Bluetooth V4.1
In ear and ear-hook style, very convenient when driving
Allows you to answer the call and listen to stereo music anytime and anywhere
Transmission range is up to 10 meters
Voice prompt (English/Chinese/Cantonese)
Support voice control for answering call by "Yes", and rejecting by "No"
Support HSP / HFP / A2DP profiles
Support multiple paired devices
Integrated with echo cancellation
Battery status is showed on phone(only for IOS devices)
Suitable for all Bluetooth enabled devices