WAHOO FITNESS KEY IN JOHANNESBURG

Wahoo Fitness wirelessly connects your iPhone 4 to your favorite fitness sensors, including your heart rate sensor. With the Wahoo Key, your phone, your favorite playlists, the best fitness Apps and real-time activity information are all in the palm of your hand... or strapped to your arm! very low power usage no internal battery compact yet rugged similar size to iPhone charging plug sends and receives signals up to 10 feet unobstructed wireless ANT+ AP2 ultra low power technology licence free, 2.4 GHz ISM band operation www.thisisant.com Weight 3.5 grams (0.12 ounces) Color black