1. Bluetooth transmission distance: about 10-15m
2. Speaker: 13mm
3. Material: PC+ABS
4. Bluetooth version: 5.3
5. Charging time: about 1-2h
6. Playback time: about 4-8h
7. Battery capacity: earphone 30mAh, charging compartment 300mAh
8. Waterproof performance: IPX4

Features:
1. Using Hall switch, the first Bluetooth matching success after opening the cover automatically connect to Bluetooth
2. Bluetooth chip 5.3, stable transmission, clearer calls, low loss, fast response to data transmission, anti-interference, goodbye to delays, lag and other issues
3. Silicon ENC noise reduction, sound insulation, no sound leakage, filtering the call environment noisy sound
4. 13MM sound unit, full three-dimensional sense of presence sound effects
5. Comfortable to wear, stable and not fall off
6. Low latency game, stable connection