Specifications:

- Playing Time: Up to 3 hours
- Standby Time: Up to 70 hours
- Charging Time: Approx. 2 hours
- Charge via micro USB connector
- Connector:  V4.1
- Driver Size: 8 mm
- Speaker Impedance: 32Ω
- Frequency Response: 20-20,000Hz
- Speaker Sensitivity: 98 dB
- Remote and Mic: Yes
- 3 pcs of Silicone Tips (S,M,L)

What's in box:

- 1pc of earphone
- 3 pcs of Silicone Tips (S,M,L)
- 1 micro-USB cable