Appropriate steps 1. First turn on the Bluetooth of the phone. 2. Press and hold both earphones at the same time until the red and blue lights light up, then unpair. 3. Press one of the buttons on the headphones twice. 4. Turn on Bluetooth 5. Matching the completed i7 mini - TWS Bluetooth headset Specification: 1. Driver: 15mm 2. Impedance: 32 OHM 3. Bluetooth version: Bluetooth v5.0+ EDR 4. Bluetooth band: 2.4GHz 5th performance level: CLASS II 6. Output power: 30mW 7. Bluetooth distance: 10 meters barrier 8. Frequency response: 20-20000Hz 9. Operating voltage range: 3.0V-4.2V 10. Microphone sensitivity: -42dB 11. the capacity of the charging box: 350mAh 12.Earbud battery capacity: 40mAh 13. Talk time is about 2 hours 14. Music time over 2 hours 15. Standby time is about 100 hours Package includes: 1 x Headphone Note: The specifications of this product are based on the specifications of the color pictures, and each product has a corresponding price.）1 x Charging Box（i7s Double White without charging case) 1 x USB charging cable 1 x User Manual Our products support wholesale, merchants are welcome to purchase. Note: There is no retail box for this product!!! A notice : 1. Due to the epidemic, the transportation time will be slightly extended. 2. Normal delivery time: About 30-55 days 3. If goods shipping delay, you can ask me to extend protection time 4. If you miss the call from the post office, please go to the post office to get the goods 5. If your address is correct, the shipping will be faster.
