Original Lenovo XT90 USB-C / Type-C Interface Bluetooth 5.0 Touch Wireless Bluetooth Earphone with Charging Box, Support In-ear Auto Playback & HD Call & Voice Assistant (Black)

1. The Bluetooth 5.0 chip has fast connection, low power consumption, high-speed transmission efficiency, lower delay when playing games, and clear audio and video synchronization 2. Adopt 13.mm moving coil speaker, let you enjoy surround 3D music 3. Equipped with an intelligent dual-processing chip, after the mobile phone transmits a signal, both earphones can be connected 4. With a large-capacity charging box, long-lasting battery life 5. Smart touch, easy to operate; can switch up/down song, pause/play, answer/hang up/reject, wake up voice assistant 6. In-ear design fits the auricle, comfortable to wear for a long time 7. IP54 waterproof and dustproof grade, meeting daily waterproof and dustproof needs 8. Compatible with playback devices with Bluetooth function Product parameters: 1. Bluetooth version: V5.0 2. Transmission range: 10m 3. Headphone battery capacity: 35mAh / 3.7V 4. Charging box battery capacity: 300mAh / 3.7V 5. Charging time: 1.5 hours 6. Earphone listening time: 1.5 hours (actually depends on the volume) 7. Earphone listening time (used with charging box): 20 hours 8. Battery life: 300 hours 9. Interface: Type-C 10. The charging box provides charging times for the headset: 3 times 11. Headphone rated input: DC 5V 20mA 12. Earphone rated current consumption: 10mA 13. Frequency response range: 20Hz-20KHz 14. Material: ABS