Product details of YD05 YD04 TWS Bluetooth Earphones HiFi Stereo 5.3 Wireless Earphones in-ear Handsfree Headset Earbuds With Charging Box For Smartphone M10 F9 YD03 yd05 yd04 yd03

Product Specification:
Bluetooth specification:V5.3
Bluetooth Profile:A2DP,AVRCP, HFP;HSP
Working voltage:3.1V-4.2V
Charging voltage:5V-1A
Battery capacity of the headset: 50mAh
Battery capacity of the storage box:2000mAh
Transmission distance:>10M
Call Play time:About 6 hour
waterproof:IPX5
Charging time of headset:1 hour
Charging time of the Charging box:2 hour