Product general features
1. Version V4. 1
2. Battery capacity 70mAH
3. Chip build wing
4. Talk time 3 hours * Caller ID
5. Power input DC5V / 200mA
6. Charging time 1-2 hours *
7. Phone: answer, hang up
8. Noise reduction CVC6. 0 protocol
9. Button Refuse, redial, mute
10. The frequency range is 2. 4GHz
11. Sensitivity 98DB ± 3 * Volume adjustment
12. Drive unit 1009 speakers
13. Line length 70CM *
14. Music: pause, play
15. Cut song support
16. Voice prompts support switching
Product Specifications
1. Model No. FB91
2. Material: ABS Plastic
3. Color: Multi-Color
4. Style: Wireless Bluetooth Earhook
5. Application: support all bluetooth devices
6. Charging Time: about 1. 5 hours
7. Standby Time: More than 220 hours
8. Warranty: One year
9. Operation Range: Up to 10M
10: Bluetooth Profiles Supported HFP, HSP, A2DP, AVRCP