2, It can full charge 2 earphones around 8 times, offer more music time.

3, 10mms dual drive units, enjoy 9D strong deep bass music sound

4, Popular one button control function, support switch songs, phone call and call voice assiatant.

Protocol: HFP 1.7 / HSP1.2 / A2DP 1 / AVRCP 1.6/ SPP1.2 / PBAP1.0

Noise reduction version: CVC8.0

Frequency range: 2.402GHZ ~ 2.480GHZ

Working distance: 10m

Charging input voltage and current: 5V Above 600mA

Headphone battery capacity：50mAh

Charging compartment battery capacity: 2000mAh

Headphone charging time 2 hours

Music playback time: 4-6hours

Talk time: 4-6hours