Product parameters:
1. Bluetooth version: V5.0.
2. Communication distance: more than 10 meters.
3. Talk time: 4 hours.
4. Standby time: 120 hours.
5. Music time: 4 hours.
6. Battery type: lithium polymer battery.
7. Support agreement: HEP \ HSP \ A2D \ AVRCP.
8. Headphone battery capacity: 55mAh.
9. Charging case battery capacity: 320mAh.
10. Horn material: copper ring 8mm.
11. Process: electroplating.
12. Material: ABS + food silicone ear caps.
13. Headphone size: 2x1.6x1.4cm.
14. Weight (including charging case): 35.2g.
