Specifications:
Signal transmission channel: Cassl2
Wearing mode: Full in ear
Rf transmission power: 90db
Microphone sensitivity: 42db transmission range 10-15m transmission rate
24mbps talk time: 4-5 hours
Listening time: 4-5 hours
Input voltage: Dc5v-1a
Standby time: 150 hours
Headset battery: 35 ma
The charging chamber battery is 350ma, which can charge the headset for more than 4-5 times

Packing list:

Charging chamber x1 bluetooth headset x2 data cable x1 u-shaped ear cap 1 pair