Bluetooth 5.0 chipset with low consumption , 5H playtime                                      
Using time is about 45H for the earphone(delete) with charging box
Master and slave earbuds switching seamlessly, Independently using of each single earphone(delete)
Super low lantency is(delete)  about 200ms

Suggested Retail Price：US$25

Main specifications:

Chipset: Airoha AB1532 V5.0

Bluetooth Range:10M

Music Time: 3H

Charging voltage: DC 5V/1A

Output power:3mW*2

Speaker size: 12mm

Earbud size : 28.2*25*18.7mm

Charging case size:74*30*55.5mm