Lenovo Thinkplus X7 Bone Conduction Bluetooth Sports Earphone 1. Rated power: 0.75W 2. Frequency response: 20Hz-20kHz 3. Bluetooth transmission distance: about 10m 4. Bluetooth version: 5.3 5. Charging time: about 2h 6. Battery capacity: 150mAh 7. Speaker unit: 16mm 8. Receiving sensitivity: -80dB-+3dB 9. Arbitrary twisting and bending, the frame is flexible and does not deform 10. Directional air conduction sound transmission method, efficient beam directional sound wave transmission
Fruugo United Kingdom