1. Driver: 15mm

2. Impedance: 32 OHM

3. Bluetooth version: Bluetooth v5.0 + EDR

4. Output power: 30mW;Battery capacity 60MAH

5. Bluetooth distance: 10 meters

6. Frequency response: 20-20000Hz

7. Operating voltage range: 3.0V-4.2V

8. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol

9. Powerful noise de-noising circuit (active noise reduction)

10. switch between Chinese and English (boot does not connect Bluetooth state, press the switch 2 times)

11. Charging time about 1 hour .

12. Talk time is about 4-5 hours(with charger box can charge it about 2-3 times)

13: Talk time is about 1.2-1.5 hours (USE ALONE) ​:

14. music time about 4-5 hours (with charger box can charge it about 2-3 times)

15. music time about 1.2-1.5 hours ( USE ALONE)

16. Standby time is about 100 hours

1. listening to music, support music and phone call,

2. Caller ID, the last call back, English voice prompts, boot, pair, shut down the phone power will be low voice prompts;

3. phone power display, you can always watch the headset power situation, do not worry about the headset no electricity to make your life worry;

4. Bluetooth headset every time connected to the phone after the shutdown, and then open the Bluetooth headset will automatically connect back to the phone, but also more convenient;

5. Intelligent compatibility: support all with Bluetooth mobile phone, tablet, notebook, singing it, QQ music, movies, etc., all the mobile phone

1 x 2 ear phone

1xUSB Charging Cable

1xUser Manual

If you buy a pair , Please Note:

1. For incoming call, all earbuds has sound, that is Bluetooth 5.0

2. Keep away from wifi, route or other high frequency transmitting equipment to prevent interruption of signal receiving.

How to pair :

Please refer to the instruction manual!How to pair :
1. Keep away the bluetooth First!Do not connect phone before you pair it well.
2. long press left and right button together until two LED light flash red and blue alternataly.
3. Double click either side button , wait one LED light flash red and blue alternately .
4. Search "TWS-i7" on bluetooth and pair it on your phone .

5.Read the manual first please when you get it.

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