Model No. : MDS019 
IC  : AB5616B (2 channel sound,3D sound, heavy bass) 
Bluetooth version  : V5.0 
Connection Distance  : ≥10m（no barrier)
 Battery Capacity  : 280mAh 
Playing Time  : 17 hours (80% sound volume) 
Turn off Time  : Automatically turn off after 3 minutes if disconnected Bluetooth and no operation 
Power on standby time  : 560Hs 
Power off standby time  : 93000Hs 
Charge Time  : 45 minutes 80%,60 minutes full charged 
Charging Port  : Micro USB