Features:
1. Portable light weight and sweat-proof design.
2. The cable smartly stays out of your way when running, jogging or exercising.
3. Support voice prompt
4. Handfree Voice Control ( when a call coming, you can say YES or NO to reply it)
5. When a call coming, it can report the number
6. DSP intelligent noise canceling technology
7. Multi-point pairing which allows you to connect 2 mobile phones simultaneously.
8. Clear bass resonance, CVC wind noise reduction, and superior sound isolation.
9. Support both English and Chinese vice tone

Specification:
1. Bluetooth version: V4.1 CSR chip
2. Bluetooth mode: Headset Hands-free A2DP Profile
3. Radio frequency: 2.4GHz~2.48GHz
4. Charging Standard: USB, DC 5V 100mA
5. Battery capacity: 120mA
6. Charging time: about 2 hours
7. Standby time: about 200 hours
8. Talk / music time: about 8-10 hours (depend on you volume)
9. Switch Chinese and English: In the USB connect charging state, press both the multifunction button and the "+" button together 3 seconds

Tips:
To extend life, charge the headset is recommended at least once a month.