Bluetooth version: 4.1

Support Profiles: A2DP，AVRCP， HFP ，HSP

Operation Distance: 10m;

Rechargeable lithium battery: 85mAh

Talking Time: 5-6 hours

Music Playing Time: 5-6hours

Charge Time: < 2hours

Color:black,silver,gold

1. Different language prompt option, switch in Chinese and English
2. NFC support (phone dependant)
3. Multipoint connection, 1V2
4. DSP and CVC6.0 noise cancellation
5. Take/end/reject call
6. Voice guidance/control, dialing by speaking contacts' name
7. Say "Yes"/"No" to answer/reject a call 
8. Play/pause music
9. Volume/track control
10. Incoming call number read
11. Last number redial
12. Switch between headset and phone for call answering
13. Overcharge/overdischarge protection
14. Hi-fi sound quality