USB HEADPHONE WITH MIC IN JOHANNESBURG

Description • Speaker Driver Diameter: Ø40mm • Sensitivity(S.P.L): 105dB±3dB/mW (at 1KHz) • Impedance: 32 Ohms ± 15% • Frequency Response: 20Hz~20,000Hz • Maximum Power Input: 100mW • Microphone Unit: 6x5mm/ -58dB±2dB • Cable Length: 2m • Plug Type: USB 2.0 System Requirements: 1.fit to personal computer with USB port. 2.CPU Pentium 300MHz or above 1. Button "â–³" for volume up 3.Memory 64M or above. 2. Button "â–½" for volume down 4.Operation System: Windows series or Mac OS 3. Button “MT” for speaker mute 5.USB data interface. 4. Button “MIC.MUTE” for microphone mute 6.CD-ROM drive (for Windows 98 system)