1. Bluetooth version 4.1 effective transmission distance of 10m.
2. Support hands-free call number, voice report, voice reply.
3. Protocol: HSP/HFP/A2DP/AVRCP
4. Power supply: 150 mAh lithium-ion polymer battery
5. Charging time: less than 2 hours.
6. Standby time: 320 hours
7. Talk time: 11 hours.
8. Listening time: 10 hours.