-Transmission range: 10 m
-Features: Battery display, voice control, call function, music support, multi-point connection
-Bluetooth protocol: 4.2
-Way of use: Neck-mounted
-Whether single or both ears: Bilateral stereo
-Battery lasts for around 5 TO 7 hours and charging time for about 2 hours.
-Battery standby time is around 120 hours.
-Give real comfortable with pure bass…