Bluetooth Version: V5.0
Dual Earbuds Dialing,
Stereo Sound，
Comfortable In-Ear Design，
Built-in Control Buttons，
IPX4 Sweatproof
Speaker ：φ9mm
Earbud Battery: 40Mah each
Charging box: 400mah ,
4times Recharging
Talk time: 1.5hrs
Standby time:150hrs
Charging time: 2hrs
