headphones

Product Specification:1. Bluetooth Version:V5.32.Bluetooth Profile:A2DP,AVRCP,HFP, HSP 3.Working voltage:3.1V~4.2V4. Charging voltage:5V-1A5. Speaker specification;14.2mm*26. Frequency response:20Hz~20kHz7 . lmpedance:32Ω8. Battery capacity of the headset: 40mAh9. Battery capacity of the storage box:300mAh10. Transmission distance:>10M 11.8 Call time:About 6 h12. Play time:About 5 h13. Waterprof :IPX414. Charging time of headset:1h15. Charging time of the Charging box:2hProducts include1 * One pair of Bluetooth headsets1 * Charging box1 * Charging cable1 * User Manual