How to Use i12 inpods 1.Tap the charging case power on switch 2.Open the charging case and take off the earbuds,then eabuds auto-power on and pairing (important reminder:the condition of earbuds auto-power on is to turn on the switch of charging case) 3.Pair with the device: 1)turn on Bluetooth in the device 2)search i12 and connect to i12Specification: 1. Driver: 15mm 2. Impedance: 9 OHM 3. Bluetooth version: Bluetooth 5.0 4. Output power: 40mW;Battery capacity 35MAH , charging box is 300mh . 5. Bluetooth distance: 10 meters 6. Frequency response: 20-20000Hz 7. Operating voltage range: 3.0V-4.2V 8. Powerful noise de-noising circuit (active noise reduction) 9. Charging time about 1-2 hours .Products include: 1 * One pair of Bluetooth headsets(with Original box) 1 * charging box 1 * charging cable 1 * User Manual Ready Stock Pengiriman Cepat