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...
HyperSound is an emerging technology with enormous potential in a wide range of commercial settings. The level of audio "directivity" varies widely in today's speakers. When we talk about directi...