QH51

Chipset:JL6973D4 Bluetooth version 5.3
Bluetooth protocol:HFP,SMP,A2DP,AVRCP,SPP,PBAP,SDP
Frequency:2.402GHz -2.480GHz
Transimit Power:Class 2
Music Time:4H Talking Time:3H
Charging Time:1H
Headset battery:25mAh*2
Charging base battery:250mAh
Touch control:Play/Pause,Previous track,Next track,
Answer call,Reject call,Siri
Charging interface:Type C
Effective range:10m
Color:white/black
Compatible with all Bluetooth-enabled phones, Bluetooth PDAs etc