Wireless Bluetooth 5.0 earbuds with charging base

Description Item Type: Earphones Bluetooth Bluetooth version: V5.0 Standby time: 120 hours Battery capacity: 40 mAh Charging compartment: 250 ma double ear call Transmission distance: 10m Duration of call: about 3-4 hours Charging interface: Micro USB Charging voltage: 5V1A Headset Charging time: About 1 hour Portable charging box and battery life: the headset provides 3-4 hours of continuous music playback and 100 hours of standby time, fully charged at one time. Packing list: 1 x Data line,1 x product,1 x Manual,1 x box packaging Notes: 1-3cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings.