1.Standard:Bluetooth Version 1.2
2.Bluetooth Chip/Class:CSR chip Bluecore / Class II
3.Operation Range:10 meters(33 feet)
4. Audio Code:15 bits resolution,S/N>60DB
5.Frequency:2.4GHZ-2.4835 GHZ ISM Band
6.Talk time:4.0 hours
7.Standby time:200 hours
8.Output Power:0 dBm(classII)
9.Security:128 bits encryption
10. Battery:Rechargeable Li-ion ploymer battery
11.Dimensions:43x27x17mm
12. Weight:14g(Including battery)