Specifications:
- Portable lightweight and sweat-proof design
- Be compatible for: all cell phones , tablet pc. and other bluetooth devices.
- Built-in microphone - Built-in rechargeable Li-ion battery
- Clear bass resonance, CVC wind noise reduction, and superior sound isolation
- Multi point matching: can connect two devices at the same time
- Can display battery volume on IOS devices
- Support voice dialing, last number dialing and re-dialing
- Supports VOIP, can connect to computer as wireless talking, suitable for QQ, Skype, etc.
- Clip-on design, can convert most of your non-bluetooth audio device to bluetooth device for playing music
- on / off and voice prompt, incoming call / voice prompt

Technical Specification:
- Bluetooth specification: CSR 4.1
- Bluetooth profiles: HEP1.6, SHP1.2, AVRCP1.4, A2DP1.2
- Noise reduction: CVC6.0
- Operation Range: Approx. 33ft/10m
- Battery: 75mAh
- Standby Time: about 120 hours
- Talk/Music Time: Approx. 5 hours(Talk and standby time depend on the actual use situation)