Main centres: | 1-3 business days |
Regional areas: | 3-4 business days |
Remote areas: | 3-5 business days |
Specifics:
2. Impedance:32 OHM
3. The Bluetooth version: Bluetooth v4.0 + EDR
4. The level of power: the CLASS II
5. The output power: 30 mw
6. Bluetooth distance: barrier-free 10 meters
7. Frequency response: 20-20000 hz
8. Working voltage range: 3.0 V to 3.0 V
9. Microphones sensitivity: - 42 db
10. Has the A2DP/AVRCP high-quality stereo audio transmission and remote control protocol
11. A powerful noise de-noising circuit (active noise control)
12. The charging time is about 1 hour (charging power supply instructions: red lights, full of electricity: go out.)
Usage: