Bluetooth 5.3 Ear Clip Wireless Earbuds Open Ear Headphone Earhook Headphones With Microphone For Sport Running Driving Headset

I am very glad to see you visit my shop. Product Specification: 1.Bluetooth Version:V5.3 2.Bluetooth Profile:A2DP,AVRCP,HFP, HSP 3.Working voltage:3.1V~4.2V 4.Charging voltage:5V-1A 5.Speaker specification:13mm*2 6.Microphone sensitivity：-42dB 7.Frequency response:20Hz~20kHz 8.lmpedance:32Ω 9.Battery capacity of the headset: 40mAh 10.Battery capacity of the storage box:300mAh 11.Transmission distance:10m 12.Play time:About 4-5 hour 13.Waterprof :IPX5 14.Charging time of headset:1 hour 15.Charging time of the Charging box:About 2 hour 16.charging interface：type-c Products include 2 * Bluetooth headsets 1 * User Manual 1 * Charging box 1 * Charging cable

Voltage: 3.1–4.2 V