1. Material: ABS
2. Cable length: 85cm, Flex-Form material; Weight: 21g
3. Wireless version: 4.2; Wireless chip: Airoha
4. Battery capacity: 120mAh; Charging time: 2h
5. Talk and music time: 6h, standby time: 90h
6. Applicable to all-day long-time wearing, the earhooks firmly fixing the earplugs
7. Language supported: Chinese and English