Signal amplifier

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA LM386 Mini DC 3V To 12V Amplifier Board Signal Amplifier Module for Arduino Features: Circuit board with FR4-A quality PCB processing, and after tinning proces, quality and beautiful. With a volume control knob, easy to adjust the volume. Not particularly suitable for microphone amplification. Description: Product name: LM386 amplifier board Size: 37 x 41 mm Operating voltage: DC 3V to 12V Driver speaker: 0.5W - 10W Package included: 1 x LM386 amplifier board LM386 Mini DC 3V To 12V Amplifier Board Signal Amplifier Module for Arduino LM386 Mini DC 3V To 12V Amplifier Board Signal Amplifier Module for Arduino

8 PORT Cable TV Digital Signal Amplifier Splitter Booster Features:     *Brand New House-hold CATV Signal Amplifiers     *Adopting imported high-frequency amplification component, low noise current design     *Can reduce or totally eliminate a choppy / freezing picture     *Adjustable gain control to set the desired output power     *Reduce the graininess when the signal is weak     *Reduce the error rate with tele-text and boosts the transmission speed     *Can be used in any places, such as home, office or hotel     *1-in-8 out signal outlet, interfaces all set in one side     *Power: AC 220V 50Hz, convertor NOT included     *Note: Please install the CATV amplifier near the signal resource such as CATV Splitter if possible so that it can get the best eff Package Included:     * 1x House-hold CATV Signal Amplifiers

Description: Supply Voltage: DC12V Product Size: L 95 × W 65× T 24 mm Connecting Mode: Common anode Max. Output current: 4A each color Working Temperature: -20 ~ 60??br />Protection Rate IP65(Non-Waterproof). Long lifespan:>50,000 hours Applications: The RGB amplifier applies to the voltage-controlled LED controller, it can receive PWM (Pulse Width Modulation). Each time add one RGB amplifier, the connecting number of LEDs will be more than twice. It receive RGB signal from LED controller and send the signal to another group of LED source. Extend 10 meters of SMD5050 30LEDs/m RGB LED Strips/ 5 meters of SMD5050 60LEDs/m RGB LED Strips. Package included: 1 X RGB Signal amplifier 2 X Connector

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Buy LM386 Mini DC 3V To 12V Amplifier Board Signal Amplifier Module for R190.91

20M USB 2.0 Active Extension Cable with Signal Amplifier Chip Can be used to connect USB devices such as surveillance cameras, printers, scanners, fax machines, mice, keyboards, etc   480mbps high speed data transfer rate   Triple shielding interference protection, anti-interference ring, metal foil screen mesh which can effectively resist electromagnetic interference   USB Male to USB Female Adapter Allows you to extend your USB connection distance   Save on shipping costs by combining all your purchases made through our store Retail price: R198 | Wholesale from 6pcs up: R160 per item    R160   Click on the images or our logo below to view our full range of products

Buy AD8367 500MHz RF Broadband Signal Amplifier Module 45dB Linear Variable Gain AG for R631.29

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Barely used. Maybe twice in total. Extremely good condition. "Vintage" look with beautiful modern sound. Technical stuff: The TA20 is a streamlined package with several thoughtful extras. Features include active Bass and Treble controls with 15dB of boost/cut and a sweepable midrange EQ with Frequency (400Hz-2kHz) Level (&lusmn;15dB) knobs. Chorus section has Depth and Speed controls. Line output for routing the preamp/effects signal to a PA or recording mixer. 20 Watt with 230Volts

Use as a guitar amp, or even as a PA system. The outside case appears to be wood covered over with felt type carpeting. It is not too bulky or heavy to carry, and is the ideal size and weight for anyone on the road to take with them. It measures 475 mm × 241 mm × 188 mm, and weighs 11.48 Mixer channels with tape input. There are six input channels in total, and one of the channels has the option for a tape or CD input Mixer System In this unit, the EFX function lets you introduce an echo. Each channel has a dedicated EFX control. This lets you determine the level of echo for each input signal. The sound from the mixer appears to be clear and free of any hum. The mixer part, which is the bit I heard, provides good bass and treble boost. The echo effect was also very clear. The sound quality of this amp is also very good. Comes with speakers

Product application: This amplifier has the advantages of wide frequency range, stable gain, small noise figure, large dynamic range (+20dBm1dBP), etc., and is especially suitable for various radio frequency emission circuits, and increases the communication distance! Widely used in short wave, FM radio, remote control receiver, cable TV signal amplifier, Beidou, GPS satellite navigation, 2.4G Bluetooth, WIFI receiver, such as radio frequency amplification!The amplifier is provided with a shielding shell, and is provided with an anti reverse protection diode. Technical indicators: 1. Supply voltage:5VDirect(Typical current value100MA) 2. Gain:19.5DB Input output impedance:50Ohm 3. P1DB:20dBm(50Under ohm load) 4. Input signal: 5. Bandwidth:50MHzreach6GHz(Different frequency, gain is different, specific please refer toS21Curve index) 6. Noise figure:3.5dB(3GHzCase measurement) 7. With metal case shielding 8. Other: when different gain values are needed, can reduce the power supply voltage. Package included: 1 x 50M-6GHz Broadband Gain Amplifier

60M VGA Extender Rj45 Network Cable Sender Receiver Signal Amplifier PC Meeting It is widly used at Multimedia teaching system Audiovisual Meeting HD home theater Command and control center  Stock market  Outdoor display  Security monitoring Stage presentations Ticketing platform  etc...     Description: The VGA extender includes a signal transmitter and a receiver. The transmitter which is linked with main engine will convert the VGA signal to standard TCP/IP and transmit by internet. The receiver which is connected with the display will convert the standard TCP/IP signal into VGA signal. In brief, extend the VGA signal 60 meters by a CAT -5e /6 cable.   Features: Use CAT -5e /6  replaces VGA wire. Support IEEE standard 568B. Support all kinds of computer system. Support hard disk video recorder, monitor host and other equipment which has a VGA interface. Pure physical hardware design. Small, lightweight, no power required, easy operating and flexible in wiring.   Package includes: 1 x Extender Sender 1 x Extender Receiver  

FAST AFFORDABLE COURIER SHIPPING TO SOUTH AFRICA 50W+50W TPA3116D2 Digital Power Amplifier Board Official Version Description: This product uses chip TPA3116 Feature: PCB using 1.6MMFR4 wave fiber sheet. 2 ounces of copper platinum thicknes, HASL whole process to ensure that the size of the current through the good performance. Signal coupling using ruby electrolytic capacitor connected to Siemens of Germany and better performance capacitor combination. Taiwan copper resistance using high-precision 1% resistors feet, ensure the machine a good signal to noise ratio. Nikon's main filter capacitor capacitance electrolytic 1000UF25V × 2, ensure strong support for a steady stream of power, more importantly, safe and durable enough pressure. Using fully shielded high-current inductors 12127, ensuring crisp and powerful sound. Supply voltage: DC12 to 26V Supply Current: 4.5A to 7.5A Standby power consumption: 20 to 45mA Audio signal input: A LOW -0.3to6.3V Output power: DC12V 4Ω 25W + 25W DC21V 4Ω 50W + 50W Operating frequency: 20Hz to 20KHz Working environment: -40 to 85 ° C Package included: 1 x 50W+50W TPA3116D2 Digital Power Amplifier Board 50W+50W TPA3116D2 Digital Power Amplifier Board Official Version 50W+50W TPA3116D2 Digital Power Amplifier Board Official Version

Features: Main chip is SP3306AL, can play the APE, FLAC,etc. format music, the real nondestructive quality output A digital optical signal output, digital coaxial output signal, a set of simulated RCA signal output, can be connected with a fiber optic signal, coaxial signal input audio equipment A group of analog signal input, also can convert digital signals (optical fiber, coaxial) output Can be used as an analog signal input digital signal output of the decoder used DAC, multi-usage, usb flash drive input and analog signal input can remote control switch freely Support lossy compression format MP3 (MPEG1/2/2.5Layer1/2/3) WMA (7.0/8.0/9.0 WMA) supported by lossy compression format Supports lossless compression format APE 3.95 or more versions of Fast (C1000), Normsl (C2000), High (C3000) Support lossless compression format FLAC Support WAV IMA format (ADPCM INTEL, ADPCM PCM,) Support CUE file player (ANSI format) Support 32G USB-Disk storage, format cannot be NTFS, must be the FAT32 format Hardware audio processing EQ1. EQ2 With single cycle and sequence playback function Playback mode: USB Play format: WAV FLAC MP3 Output: 6.3mm headphone jack, RCA, coaxial, optical fiber Input: USB, RCA The two major parameters Distortion: THD+N: 0.004% (RL > 10 K) Distortion: THD+N: 0.020% (RL = 32) Signal to noise ratio: dB >99 Dynamic range: dB >99 Voltage input DC:5V T9 size: 13.5 x 9 x 4 (CM) Key instructions: 4 buttons, respectively, ST standby key, S sound source key switch, volume +. key. Remote control buttons: The AUX analog signal input keys Input key USB flash drive MODE of two sets of audio switch button RPT single cycle and sequence switch button Two sound key EQ. Note: The following format can not be played normally Encoding as "Higf Extra" APE. The bit rate over WAV. 4608kpbs DTS encoding APE/WAV. AAC/OGG/MPC format. Damaged music format Package Included: 1 x Zhilai T9 HIFI DAC 1 x Remote Control 1 x Headphone Connection Plug 1 x US Power Adapter

GSM/CDMA/850-1900 MHz Cellphone Signal Booster Amplifier Antenna 9dBi with Holder Features: Strength the signals of GSM and CDMA for every phone. Attach a phone holder for better signal Easy stick-on installation, no powered, drilling and tuning required Improves reception and transmission when using your phone inside any vehicle and poor cell phone service area Specification: Supporting mobile network GSM/CDMA Frequency Range 824 – 896 MHz/ 890 – 960 MHz/ 900 – 1800 MHz/ 850 – 1900 MHz VSWR ≤1.5 Gain 9dBi Polarization Type Vertical Radiation Omni Rated Power 50W Input Impedance 50 Ohms Connector Type SMA male/ FME Female Suction Cup ø 2.0 inch/ 5.0 cm Cable Type RG174 (best) cooper Cable Length 6.6 ft/ 2 m Antenna dimensions 7.9 x 2.1 x 1.0 inch/ 20.0 x 5.4 x 2.6 cm Phone holder supporting width 48-77mm Color Black Package Included: 1 x 9dBi Gain Signal Booster Antenna 1 x Phone Holder Detail Pictures:

Features: 1. Type: 6j1 tube 2. Power input: AC 12V 1A, 5.5*2.5 plug 3. Channle:2.0 / stereo 4. Potentiometer Role: Volume adjustment + Power Switch 5. Size: 77 x 75 x 52mm Note: This is DIY Kits, and you need to assembled it by yourself. Specification: FE-6J1-2 fever tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D,to be rational optimization,more stable performance than the original machine,tube play 10% increase. This board uses a single 12V AC input,the circuit processing provides 6J1 tube needed positive and negative voltage and filament power supply voltage. Power works: an open power tube filament heating is started,when the boost from the zero-voltage start boosting hot filament tube,etc.,also happens to boost boosting finish,so this is the same with the guts rectification,8*470UF the capacitor filter very clean,good power supply system will not have a hum,the filament is 12V DC power supply,need two filament tube is connected in series with a DC filament also in order to reduce the noise. Instructions: 6J1 Tube Buffer 0.85 times magnification, connected between the source and before or after class, can effectively filter digital flavor. 1. AC 12V input: The DC3.5 / 5.5 * 2.1 socket, 12V AC power adapter, if you use non-plug AC 12V transformer, power cord need to solder on the circuit board. Remember: You can not use a DC power input, otherwise it does not work! 2. the left-channel input / right channel input: audio signal input, can be connected to mobile phones, computers, M3, the MP4, and other music players. 3. the left channel output / right channel output: an audio signal output terminal can be connected to the audio signal input amplifier, power amplifier board. 4. the power switch / volume knob: turn the knob counter-clockwise to decrease the volume beginning, when the volume down to the minimum, if it continues to rotate until the "ticking" sound, then the power off, the light goes off; in the closed state, Turn the knob clockwise to hear "tick" sound, light is on, the power is turned on, then the volume is minimal, then continue clockwise rotation is to increase the volume. Package included: 1 x 6J1 value preamp amplifier board diy kits

A professional-quality rack mount stereo power amplifier designed for installed applications. The rugged all-steel chassis houses a high-current toroidal transformer and Toshiba/Fairchild power transistors for rock-solid reliability and an ultra-high transient response. The rear panel of the unit has both XLR and 1/4" inputs, and Speakon and Binding Post outputs, allowing you to connect to virtually any sound system. The system has rear-to-front ventilation to keep the components cool. Protection circuitry protects the unit against overheating and DC overload. The amplifier also has independent limiters to prevent distortion, front-panel gain controls for each channel, selectable LF filters to reduce hum, and LED lights for monitoring power, signal, and clip status. Professional-quality rackmount stereo power amplifier for installed applications All-steel chassis for a long lifespan High-current toroidal transformer and Toshiba/Fairchild power transistors provide terrific reliability and high transient response XLR and 1/4" input connectors Speakon and touch-proof Binding Post outputs Rear-to-Front ventilation system with air filter for cool, reliable operation Built-in protection circuitry guards against overheating and DC overload Power, Signal, and Clip LEDs for easy monitoring Front-panel gain control knobs Independent limiters on each channel to prevent overload and distortion Selectable LF filters remove hum and other distracting low-frequency sounds Power Rating 8 Ohms: 750W 4 Ohms: 1400W 2 Ohms: 2000W 8 Ohms Bridged: 2800W 4 Ohms Bridged: 4000W Damping Factor > 300 8 Ohms Input Sensitivity 1.23V (+4dBu) Input Impedance 10 kOhms (Unbalanced) 20 kOhms (Balanced) Gain 34dB (50x) Frequency Response 20Hz - 20kHz, +0/-1dB (10dB Below Rated Power) Signal-to-Noise Ratio -100dB, Unweighted Total Harmonic Distortion (THD) Input Connectors 2 x XLR Inputs 2 x 1/4" Inputs Output Connectors 2 x Speakon Outputs 2 x Touch-Proof Binding Post Outputs Controls Front Panel 1 x Power Switch 2 x Gain Control Knobs Controls Rear Panel 10 x Mode Selector DIP Switches 10 x Limiter/Filter DIP Switches Indicators 1 x Power LED 2 x Clip LEDs 2 x Signal LEDs Cooling Continuously Variable Speed Fan Back-to-Front Airflow Power Consumption 2600W Power Requirements 100-120 V~, 50/60Hz 15A Dimensions (HxWxD) 3.5 x 19 x 15.8" (88 x 483 x 402mm) Weight 36.6 lbs (16.6kg)

The XGA- amplifier offers clean, reliable power in a durable, lightweight enclosure. If you demand professional amplification performance, the XGA- is perfect for delivering pure, consistent wattage night after night.   With watts of Instant Peak Power ( watts RMS), the XGA- is ideal for powering PA systems and DJ rigs. To ensure seamless, reliable performance, the amp features front-to-rear airflow and a variable-speed cooling fan for thermal stability, along with a limiter circuit switch, DC output protection and short circuit protection.   For true connecting convenience, the XGA- boasts XLR and ¼-inch balanced inputs, as well as RCA unbalanced inputs and three Speakon outputs. The unit also provides front panel indicators for Signal, Clip, Protect and Bridge, plus level controls for channels 1 and 2. Selectable modes for Stereo and Mono Bridge give you even more flexibility, while its sleek, lightweight design ensures total portability.   With clean, dependable power in a resilient, 26-pound enclosure, the XGA- offers unmatched value for anyone who is serious about sound.   Watt IPP* High Power output to drive professional loudspeakers without clipping Front-to-rear airflow and cooling fan for thermal stability and reliability XLR and ¼” (6.5mm Jack) balanced and RCA unbalanced inputs Limiter circuit switch for amp output protection Stereo and Mono Bridge Variable speed fan for low noise Comprehensive front panel indicators including signal, clip, protect and bridge 3 Speakon outputs for Channels A/B/Bridge 5-way binding banana plug channel outputs Bridge control switch DC output protection and Short circuit protection Frequency response 10Hz – 50kHz at 1.5 dB Ground lift switch Total Harmonic Distortion: Less than 0.1% Input sensitivity & Impedance: 0.77v Signal to Noise (20 Hz – 20 kHz) > 100dB * Instant Peak Power Dimensions (WxDxH) 19” x 13.8” x x 350 x 88mm) Weight: Lbs ( kgs)   Frequency Response 10Hz ~ 50kHz ±1.5dB Signal to Noise (LF / HF) >90dB THD (LF / HF) > 0.1% Input Sensitivity 0.77v Maximum Input Level 21dBv/9v Damping Factor (F=1kHz Input Impedance 20K Ω Fuse 5mm x 20mm AC 115v/230v Hz Output Stereo 8 Ω 2 x 400W RMS Output Stereo 4 Ω 2 x 550W RMS Output Bridged W RMS Dimensions (WxDxH) 19” x 13.8” x mm x 350mm x 88mm) Net Weight 26.8 lbs (12.1 kg)

PLEASE NOTE: On checkout you will have the option to "leave a note for the seller". Please use this area to specify your preferred option, size or color. Upon receipt of your order, we will also make contact with you to clarify or confirm options when necessary. Where you would like an option that has an additional price, please continue with your order as is and we will contact you with payment options for the additional amount. OPTIONS: COLOR: BUNDLE2 COLOR: BUNDLE1 Product Description Set 1: Goldern Set 2:Gery Features: Compatible with: DJI  Phantom 3 Standard Remote Control Great Improves Both Transmitter and Receiver Singal Performance,Highly Recommend for Phantom Player Full Range Coverage, Strong and Stable Signal. Lightweight, Durable, Practical and Convenient to Use. Net Weight: 23g, Material: Plastic+Metal Includes: 1* Antenna Amplifier / Signal Booster Dimensions & Weight Dimensions 3.94 in x 1.97 in x 3.94 in (10 cm x 5 cm x 10 cm) Weight 1.76 oz (50 g) Packing List Product

Features: 1. The supply voltage: typical +5 V (typical current value of 90mA) 2. The gain: typical value 18dB@0.9G Input and output impedance: 50 ohms 3. The maximum output power: P1db 22dBm (@2GHz 4. The input signal: 5. Bandwidth: 0.05-4GHZ 6. The noise figure: 0.6dB 0.9GHz Package included: 1 x Low Noise LNA 0.05-4G NF=0.6dB RF Amplifier Signal Receiver FM HF VHF / UHF Ham Radio

Applications: This product is used in various high-frequency radio signal in a low-noise amplifier, used to increase the variety of radio reception equipment, this product will be connected between the receiving antenna and receiver various radio receiver, antenna reception can zoom down thereby expanding the receiving weak signals from the communication distance increases! Widely used in the walkie-talkie relay station between the diplexer and receiver, the receiving end of all kinds of digital radio, FM radio receiver, a television receiver, etc. requiring low noise small-signal RF amplifier place! The amplifier has a shielded enclosure, with anti-reverse protection diode. Technical Specifications: 1, supply voltage: 5V DC (typical current I = 90MA) 2. Gain: 18DB Input Output Impedance: 50 ohms 3, P1db: 20dBm 4, the input signal: less than 0dBm (greater than 0dBm input and output signals have been distorted) 5, Bandwidth: 50MHz to 4GHz (gain at different frequencies vary, please refer to the S21 curve index) 6, noise figure: 0.6dB (under 1GHz case of measurement) 7, with a metal shield 8, other: you need different gain value, the supply voltage can be reduced. Package included: 1 x Low Noise RF Amplifier

A real breakthrough in professional amplifier technology: Synq introduces a new range of CLASS-D AMPLIFIERS with exceptional power and competitive pricing! The extremely high efficiency, reduced power waste and very low heat dissipation are the main advantages of these PWM-amplifiers! Incredible space savings for mobile applications: enclosure only 1unit high! Incredible low weight: 3,3kg! Extremely high power output: 2x 540Wrms @ 4ohms Output in bridge mode: Wrms @ 8ohms All the protections you can think of for professional use: Signal + current limiters Overload protection Short circuit current protection DC protection Thermal protection AC, VHF protection Soft start Very powerful bass response, also perfect for subwoofers! Switchable 30Hz low cut filter eliminates unwanted, power consuming, subsonic frequencies. 3 different working modes: stereo, bridge mode, mono mode (inputs linked) Balanced in/outputs on XLR 2 Speakon connectors (left and right outputs) 1 separate output for bridge modePower stereo 8: 2x 300Wrms Power stereo 4: 2x 540Wrms Power bridge 8: 1x Wrms Power efficiency: >90% Freq. Resp. (+/-1dB): Hz Input Sensitivity: 26 dB / 32 dB / 1,4 V S/R ratio (A-Weighted): >100dB Damping factor (5Hz-1kHz): 280 Slew Rate: 29V/uS Cooling: variable speed fan Signal inputs: Balanced XLR Signal outputs: Balanced XLR Speaker outputs: Speakon Power supply: AC V / Hz Power consumption (max peak): Watt Dimensions (WxHxD mm): 482x44xU) Weight (kg): 3,3kg

The XGA- amplifier offers clean, reliable power in a durable, lightweight enclosure. If you demand professional amplification performance, the XGA- is perfect for delivering pure, consistent wattage night after night. With watts of Instant Peak Power (700 watts RMS), the XGA- is ideal for powering PA systems and DJ rigs. To ensure seamless, reliable performance, the amp features front-to-rear airflow and a variable-speed cooling fan for thermal stability, along with a limiter circuit switch, DC output protection and short circuit protection. For true connecting convenience, the XGA- boasts XLR and ¼-inch balanced inputs, as well as RCA unbalanced inputs and three Speakon outputs. The unit also provides front panel indicators for Signal, Clip, Protect and Bridge, plus level controls for channels 1 and 2. Selectable modes for Stereo and Mono Bridge give you even more flexibility, while its sleek, lightweight design ensures total portability. With clean, dependable power in a resilient, 23-pound enclosure, the XGA- offers unmatched value for anyone who is serious about sound. Watt IPP* High Power output to drive professional loudspeakers without clipping Front-to-rear airflow and cooling fan for thermal stability and reliability XLR and ¼” (6.5mm Jack) balanced and RCA unbalanced inputs Limiter circuit switch for amp output protection Stereo and Mono Bridge Variable speed fan for low noise Comprehensive front panel indicators including signal, clip, protect and bridge 3 Speakon outputs for Channels A/B/Bridge 5-way binding banana plug channel outputs Bridge control switch DC output protection and Short circuit protection 10Hz – 50kHz frequency response at 1.5 dB Ground lift switch Total Harmonic Distortion: Less than 0.1% Input sensitivity & Impedance: 0.77v Signal to Noise (20 Hz – 20 kHz) > 90dB  

XGA-4000 Professional Power Amplifier The XGA-4000 amplifier offers clean, reliable power in a durable, lightweight enclosure. If you demand professional amplification performance, the XGA-4000 is perfect for delivering pure, consistent wattage night after night. With 4000 watts of Instant Peak Power (700 watts RMS), the XGA-4000 is ideal for powering PA systems and DJ rigs. To ensure seamless, reliable performance, the amp features front-to-rear airflow and a cooling fan for thermal stability, DC output protection and short circuit protection. For true connecting convenience, the XGA-4000 boasts XLR and ¼-inch balanced inputs and three Speakon outputs. The unit also provides front panel indicators for Signal, Clip, Protect and Bridge, plus level controls for channels 1 and 2. Selectable modes for Stereo and Mono Bridge give you even more flexibility, while its sleek, lightweight design ensures total portability. With clean, dependable power in a resilient, 23-pound enclosure, the XGA-4000 offers unmatched value for anyone who is serious about sound. 4000 Watt IPP* High Power output to drive professional loudspeakers without clipping Front-to-rear airflow and cooling fan for thermal stability and reliability XLR and ¼” (6.5mm Jack) balanced Stereo and Mono Bridge Constant speed fan for low noise Comprehensive front panel indicators including signal, clip, protect and bridge 3 Speakon outputs for Channels A/B/Bridge 5-way binding banana plug channel outputs Bridge control switch DC output protection and Short circuit protection 10Hz – 50kHz frequency response at 1.5 dB Ground lift switch Total Harmonic Distortion: Less than 0.1% Input sensitivity & Impedance: 0.77v Signal to Noise (20 Hz – 20 kHz) > 90dB

Features: AUX audio signal input Line signal output Right channel speaker output Left channel speaker output DC 12V /5A input FM antenna The AC power input AC220V-240V/50Hz-60Hz Built-in wireless Bluetooth Speaker impedance: 4-16Ω SNR(Signal/Noise Ratio): -89dBn Input power: 12V/DC5A AC220V-240V Input impedance: 47KΩ Output power max: 300W R.M.S.40W Frequency: 20Hz-20KHz Input sensity: 0.25mV-220mV Packaged Included: 1 x Teli BT-1228 Amplifier 1 x Remote Control 1 x RCA Cable 1 x User Manual

Description:   This is pure power amplifier board, the sensitivity of the input signal of 1.5V rms, if your input signal voltage can't reach this value, recommend add  preamp.  Mono channel, for 2.0 channel need bid two.  The rated output power: 500W (+/- 65V power supply, 4 ohm load, distortion 10%)  Efficiency: ≥90%  SNR: 90dB  color: blue  The total harmonic distortion:  380W (+ /- 65 power 4 ohm speaker, distortion Less than 0.1%)  280W (+ /- 65 power 8 ohm speaker, distortion Less than 0.1%)  Frequency range: 20Hz-20KHz  Speaker: 4-8ohm  Voltage Magnification: 36 times  Input sensitivity 1.5V (RMS)  0. Output short circuit protection: Yes  That output DC bias protection speaker protection: Yes  Over-temperature protection: Yes, radiator FET temperature higher than 100 Celsius, turn off the output!  Amplifier board size: length x width x height = 98x43x30mm  Weight: 95 g  Use precautions:  Rated supply voltage is +/-65V, +/-58V ~ +/-70V range, do not over 70V! positive and negative do not pick wrong  Recommended power supply +/-65V  Recommended 4-8ohm / 10-18inch speaker  Carefully check before electricity, ensure the wiring is correct.  Material: CCL    Note:   Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.  Package included: 1 x IRS2092S 500W Mono Channel Digital Amplifier