1. Standard: Bluetooth Version 2.0
2. Operation Range: 10 meters(33 feet)
3. Audio Code: 15 bits resolution, S/N>60DB
4. Frequency: 2.4GHZ-2.4835 GHZ ISM Band
5. Talk time: 4.0 hours
6. Standby time: 200 hours
7. Output Power: 0 dBm(classII)
8. Security: 128 bits encryption
9. Battery: Rechargeable Li-ion ploymer battery
10. Dimensions: 55x20x11mm
11. Weight: 9g(Including battery)