1. Drive: 10M 2. Impedance: 32 OHM 3. Bluetooth version: 4.2 4. Bluetooth frequency : 2.4GHz 5. Power level: class II 6. Output power: 30mW 7. Frequency response: 20-20000Hz 8. Operating voltage range: 3.0V-4.2V 9. Mitou sensitivity: -42dB 10. Battery capacity 60MAH 11. Charging power: USB port Packing: full weight: 100g size: 10 * 5 * 12cm Package: 1 *pair of earphones 1*charging box 1*usb cable 1*manual
1. Taking&Refusing call
2. Re-dialing the last number
3. Voice dial
4. Music player
5. Connect back automatically
6. Two devices connections
7. In coming call reminder
8. English/Chinese shift
9.Low battery power reminder
10.IOS power display