Bluetooth Version:V5.1JL
Earbud Battery: 25mAh*2(Fully charged in 2H)
Charging case battery:200mAh
Play time:3.5- 4H (60% volume)
Standby time: 160H
Charging time: About 2H
Battery display LED indicator: Red/green
TYPE C port
Key mode:Touch 
Earbud dimensions:L28*W18*H17mm

Charging case dimensionsl: L44*W40*H21mm

Net weight:41g
Wireless working range: 10M (without obstacles )
Speaker: Φ13mm, diaphragm
Profiles supported: HFP,HSP,A2DP, AVRCP AAC
Speaker frequency: 20Hz～20KHz

Input voltage / current: DC 5V/0.3A

Support system: IOS and Android