Note: Communication is the only way to solve the problem.
Please let us know if you have any of the following issues. We will handle it for you in the first time and provide you with a satisfactory solution.
1. If your order does not find logistics information, please contact us first.
2. If you do not receive the package within the estimated time, please contact us first.
3. If you receive the wrong product, please contact us first.
4. If you receive a damaged product, please contact us first.
5. If you are not satisfied with the product, please contact us first.
If you have any questions, please feel free to contact us. Life is not easy, please don't give a bad review first!

Product parameters
1. Driver: 15mm/0.59in
2. Impedance: 32 OHM
3. Bluetooth version: Bluetooth v4.1+EDR
4. Bluetooth use 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. Working voltage range: 3.0V-4.2V
10. Microphone sensitivity: -42dB
11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
12. Powerful noise cancellation circuit (active noise reduction)
13. Charging time is about 1 hour (power indication charging: red light is on, full charge: red light is off (blue light is on).)
15. Product net weight: about 8g
16. Talk time: about 120-160 minutes
17. Music time: about 120-160 minutes
18. Standby time: about 96 hours
19. Charging time: about 40 minutes
20. Battery capacity: 40MAH (charging bin 600MAH)
21. Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile phone charger, car charger)

Features:
1. Listening to songs and calls, supporting listening to songs and making calls,
2. Caller number, last code callback, full intelligent Chinese and English tone prompts, power on, pairing, power off and off the phone, etc.
3. One to two connections, you can connect 2 mobile phones at the same time;
4. Each time the Bluetooth headset is connected to the phone, the Bluetooth headset will automatically connect back to the phone when it is turned on, which is convenient and faster.
5.Intelligent compatibility: Support all mobile phones with Bluetooth function, tablet, notebook, sing, Q music, movies, etc.

If you are unsatisfied with your item for any reason, return it within 30 days of delivery.