I7s TWS Bluetooth Earphone Earbuds Wireless headphones Sport headphones With Microphone Bluetooth headset

Matching steps:

1: Long press the multi-function buttons of both sides at the same time until the led flashing in red and bule alternately;
2: Then double-click the left earphone to automatically pair;
3: Turn on the phone bluetooth on your device and choose "i7S Tws" to connect;
4: Matching completed.

Product Parameters
1. Driver: 15 mm
2. Resistance: 32 Ohm
3. Bluetooth Version: Bluetooth v4.2 Updated to 5.0 + EDR
4. Bluetooth band: 2.4 GHz
5. power level: class II
6. Output Power: 30mW
7. Bluetooth distance: 10 meters barrier
8. Frequency range: 20-20000 Hz
9. Operating voltage range: 3.0-4.2 v
10. Microphone sensitivity: -42 dB
11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
12. Powerful noise reduction system (active noise reduction)
13. between Chinese and English (download does not connect to Bluetooth, press the 2 times, successfully listen to the tone )
14. Talk time: 2-3 hours
15. Music time: 2-3 hours (100% Gurantee,No virtual mark, Its full)

Product parameters
1. listening to the right song, support for songs and calls,
2. remind the call number, the last call back, all intelligent Chinese and English voice prompts, download, pair, power off the phone will be low voice prompts;
3. Power will be displayed on your , you can see the power status at any time, do not worry about electricity, make your life without worry;
4. from one to two connections, can be connected to two mobile phones simultaneously
5. Bluetooth headset connected to the phone after turning off, and then open the Bluetooth headset, automatically connect to the phone, more convenient;
6. Intellectual Compatibility: Supports all Bluetooth mobile phones, tablets, laptops, singing, QQ music, movies, etc., universal all mobile phones

Package Includes:
2 x Bluetooth Headphones(left and right earphones),
1 x Charging box
1 x Micro USB Charging Cable
1 x User Manual