1. Bluetooth specification Bluetooth V4.2 WT support protocol Headset
Hands-free A2DP Avrcp
2. Transmission range 10 meters Transmission frequency 2.4GHz
3. Charging voltage DC5V charging time is about 2 hours
4. Battery capacity: 50mAH; Product size: L50 × W12 × H20mm
5. Talk time 3 hours 3 hours music time; standby time 90 hours; Product
net weight: 7g
6. Battery display <Support for Apple phones and some Android phones>