Description of Sports Wireless Stereo Bluetooth Headset Earphone Headphone For Samsung iPhone specification: Bluetooth Version:V2.1 EDR Frequency coverage: 2.402~2.480 GHz ISM Band Sensiticity: -80dbm Wireless transmitter standard: Class 2 Channel: 79 channels of 1MHz BW Contact terms:
Description of Sports Wireless Stereo Bluetooth Headset Earphone Headphone For Samsung iPhone specification: Bluetooth Version:V2.1 EDR Frequency coverage: 2.402~2.480 GHz ISM Band Sensiticity: -80dbm Wireless transmitter standard: Class 2 Channel: 79 channels of 1MHz BW Contact terms: Point-to Point Transmit range: Up to 10m Transmit speed: 57~723Kbps