Specification:
Working Time: about 3-4 hours
Bluetooth Version: V4.1
Charging Time: Around 1 hour
Noise Reduction:CVC6.0
Charging Interface: USB
Profile: HFP/A2DP/HSP/AVRCP
Communication Distance: About 10m in free field
Accessories List:
1* Earphone (Contain Ear Tips )
1* USB Charging
1* User Manual
2* Ear Tips (2 Sizes)