Bluetooth version: V2.0 + EDR
Square case: ISSC
Support the A2DP Bluetooth stereo audio streaming protocol and AVRCP remote control protocol
Support Headset (Headset) and hands-free (Handsfree) mode
Continuous playback time: about 4 hours straight
Continuous talk time: about 6 hours straight
Standby time: 200 hours continuous
Charging time: 2-3 hours
Effective distance: 10 meters
Battery Type: Rechargeable polymer battery
Main functions: Call, music and calls can be automatically switched to control music playback, pause, stop and other functions
Color: Black silver edge