Specifications:
1.Bluetooth Version: V4.2+EDR
2.Frequency range: 20-20KHz
3.Transmission Range: About 10 m
4.Music Time:1.5~2.5 hours ( We upgraded the battery, when you turn the volume down 50%, use the longer )
5.Talk Time: 2~3 hours
6.Battery Capacity: 55 mAh (Per Earphone) / 400 mAh (Charging Compartment)
Kindly reminder :
When you receive the headset, you must charge ( charging bin: 2 hours charging; headset charging: 1 hour ), otherwise you will not be able to use normally.
Package:
1 * A Pair of Wireless Bluetooth v4.2 Earphones
1 * USB Charging Cable
1 * User Manual
1 * Mobile power charging box