Bluetooth version: bluetooth 4.1
Audio codes: APT-X
Bluetooth profiles: HFP/A2DP/HSP/AVRCP
Noise reduction: CVC6.0 with Microphone
Line length: 55cm
Standby time: about 160hours
Charging time: about 2 hours
Talking time: 6 hours
Accessories List:
1* QCY QY31
1* USB charging cable
1* Cable buckle
1* User manual
8* Ear tips (4 Sizes)
1* QCY storage box
