Digital Display Invisible Mini Leisure Stereo Binaural Bluetooth Earphones With Charging Compartment(White) Tag-Lenovo Spare Parts and the other end to

and the other end to the 3

(keep dry before plugging in device)

effectively resist the scratches of sharp objects such as keys

can effectively protect your phone from accidental drops

Full metal construction

Digital Display Invisible Mini Leisure Stereo Binaural Bluetooth Earphones With Charging Compartment(White) Tag-Lenovo Spare Parts and the other end to1. Bluetooth version: V5. 3 2. Bluetooth chip: Jerry 6983D2 3. Bluetooth distance: about 10M 4. Battery capacity: charging compartment: 300mAh; headset: 30mAh 5. Speaker: LD F10 real copper ring 6. Listening and talking time: about 4h 7. Charging time: about 1h 8. Standby time: about 150 days 9. Frequency: 20Hz 20KHz 10. Impedance: 32 ohm 11. Sensitivity: 115dB mW 12. Waterproof grade: life waterproof 13. Accessories: earphones x 2, charging