Model#R908 Mono Bluetooth Headset Mode:A2DP/AVRCP/HFP Chipset: AB5616A3 V5.2 Frequency: 2.4GHz Transimit Power: Class 2 Music Time: 6.5H Talking Time: 4.5H Standby Time: 40H Charging Time:2H Model...
There are two ways for sound to enter the human ear. One uses air as the medium, and the other uses human bones as the medium. Bone conduction means that sound waves are directly transmitted to th...