Driver Unit:Φ10mm
Frequency Response:20-20KHz
Impedance：22 Ω ± 15%
Sensitivity：96±3dB
Plug Type:Φ3.5mm
Length：1.2 ±10%
Casing material:Metal
Cable material:Tpe

Bluetooth chip:杰里(JL)
Version:Build V5.0
transmission frequency:2.4GHz
Battery: 70Mah with Protect IC
Talk time: 5hrs
Transmission distance：30m
Standby tiime:110hrs
Charging time: 2hrs
Working Current:22mA
Standby Current:1mA
Data interface: USB2.0
Input interface：USB stereo
Cable length：65cm
Speaker:10mm
Function:
Control Volume and Calling
Music Previou/Next/Pause/Start