M-55(beats)
The Bluetooth V5.0 + EDR. Transmission distance:10m,Color:Pink
Use time :4 hours; Standby time :300 hours; Battery:200mAh rechargeable lithium battery
Charging time :1hours; Music/talk :5 hours
Frequency response: 20HZ-20khz
Product size: 195*170*84mm
Balanced light effect and bright color
Easy to fold, portable travel
Double your battery and keep listening