Edifier Xemal X3 Mini TWS Sports Binaural Bluetooth 5.0 Wireless Earphones(Blue)

1. CVC8.0 noise reduction, clear call2. Function: call function, support music3. Channel: bilateral stereo4. Bluetooth protocol: 5.05. Bluetooth protocol: HFP, HSP, A2DP, AVRCP6. Frequency response range: 20-20000Hz7. Working hours: 6 hours (headphones) + 18 hours (charging box)8. How to use: earplug type9. Transmission range: 10 meters10. Battery capacity: earphone about 50mah x 2, charging box about 350mah11. Waterproof rating: IPX512. Features: fingerprint touch control, mute noise reduction, waterproof lifePacking list:- Earphone x 1- USB charging cable x 1- Manual x 1- Earplugs x 3 pairs