English 
Model: RB-S5
Color: Black, White
Cable Length: 70cm
Wearing Type: In-ear
Connectivity: Bluetooth
Batteries: 70mAh/3.7V
Talk Time: 5h
Music Time: 3.5h
Standby Time: 140h
Charging Time: 2h
Receive Sensitivity: 90BDB
Frequency Response: 2.402-2.480TGHZ
Bluetooth Version: V4.1+EDR
Bluetooth Protocol: HSP/HFP/A2DP/AVRCP
Transmission Range: 10M
Package Included:
1 xRB-S5 Headphone
1 x Manual
1 x USB cable