1. Chipset: AB5636E
2. Bluetooth version: 5.3
3. Material: ABS
4. Supported protocols: AVRCP_V1.6.2/HFP_V1.8/HSP_V1.2/A2DP_V1.3.2
5. Decoding format: AAC SBC
6. Bluetooth transmission frequency: 2.4GHz ISM
7. Bluetooth range: 12m
8. Charging compartment capacity: 350MAH
9. Headphone battery capacity: 35mAh
10. Charging box: can be charged 3-4 times
11. Headphone charging time: 1.5H
12. Box charging time: 1.5H
13. Playing time: about 5 hours
14. Call time: about 2.5H
15. Standby time: up to about 46 hours
16. Headphone driver unit: 12.5mm, 32 ohm
17. Frequency response range: 20-20KHZ
18. Charging port: TYPE-C
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