Features:
1. Portable lightweight and sweat-proof design.
2.The cable smartly stays out of your way when running, jogging or exercising.
3. Support English voice prompt
4. Handsfree function
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.
Specifications:
1. Bluetooth version: V4.1
2. Bluetooth mode: Headset Hands-free A2DP Profile
3. Frequency: 20-20KHz
4. Sensitivity: 100+-2dB
4. Charging Standard: USB, DC 5V 500mA
5. Battery capacity: 70mA
6. Charging time: 1-2 hours
7. Standby time: about 150 hours
8. Talk / music time: about 4-6 hours (depend on you volume)