Bluetooth Running Headphones Working Gaming Earphones Sport Music Travel Headset

Specifications:

1.Bluetooth Version: V5.1

2.Bluetooth Distance: 10m

3.Charging Time: about 1-2 hours

4.Standby Time: about 80 hours

5.Use Time: about 2.5-3 hours

6.Battery Box Battery: Polymer Lithium Battery 300mAh

7.Audio transmission format: HFP/A2DP/HSP/AVRCP