1. Material: ABS, electronic components
2. Bluetooth version: V5.1
3. Earphone battery capacity: 50mAh
4. Battery capacity of charging box: 1200mAh
5. Transmission distance: 10 meters
6. Talk time: 4 hours
7. Play time: 4-5 hours
8. Charging time: 1-2 hours
9. Operation: touch
10. Channel: stereo
11. Whether single or double ear: bilateral stereo

Packing list:
– Headphones x 1 pairs
– Charging box x 1
– Charging cable x 1
– Replaceable earplugs x 2 pairs
– User manual x 1