Product parameters
1. Drive: 15mm
2. Impedance: 32 ohm
3. Bluetooth version: Bluetooth V4.1 + EDR
4. Bluetooth frequency band: 2.4ghz
5. Power level: CLASS ii
6. Output power: 30mW
7. Bluetooth distance: 10 meters barrier-free
8. Frequency response: 20-20000hz
9. Operating voltage range: 3.0v-4.2v
10. Microphone head sensitivity: -42db
11. Have A2DP AVRCP high quality stereo audio transmission and remote control protocol
12. Powerful noise elimination circuit (active noise reduction)
13. Switch between Chinese and English (turn on the device without bluetooth connection, press the switch twice, and the prompt sound is successfully switched on)
14. Charging time: about 1 hour (power indicator charging: red light on, full charge: red light off (blue light on).)
15. Product size: diameter and length: 25MM. 15 mm wide. 35 mm high
16. The net weight of the product is about 5g
17. The talk time is about 4-5 hours
18 music is about 4-5 hours
19. Standby time is about 120 hours
20. Charging time is about 60 minutes
21. Battery capacity: 60MAH
22. Charging power: DC5V power supply [round-hole interface] (computer USB port, mobile phone charger, car charger)
Compatible phones: 99% of phones with bluetooth function are compatible with android, apple, Microsoft and symbian
Full set weight: 60g
Packing size: 9.5*3.5*13 cm
Product color: black, white, gold, rose gold, red
Standard: earphone + charging line + instruction manual + packaging box





























