YUEHISY Open Ear Clip-On Earbuds Wireless Earbud

Specification: Item Type: Clip On Earbuds Material: PC+ABS Charging Compartment Built In Battery: 300mah Lithium Battery Headphone Built In Battery: Lithium Battery 50mah x 2 Bluetooth Version: V6.0 Charging Time: About 0.5-1 Hour Playback Time: About 6 hours Call Duration: About 6 hours Frequency Response: 20hz-30khz Transfer Distance: approx. 15m/49.21ft How to Use: Take it out and use it immediately PackageList: 1 x Charging Case 2 x Earbuds 1 x Charging Cable