High Sound Wireless Headset 3rd Gen with Lightning Charging Case PB

Wireless Version : V5.1
Wireless Frequency : 2.402-2.482 MHz
Charging Box Capacity : 300 mAh
Charging Time Of Charging Box : About 2 Hours
Charging Input : DC 5V - 1.0A
Built-In Lithium Battery Of Earphone : 3.7V 30 mAh
Music Playback : 4.5 Hours (Volume set of 80%)
Working Range : 10 m (barrier free)

What's in the box
1 x High Sound Wireless Headset 3rd Gen with Lightning Charging Case PB