Wireless Bluetooth Waterproof Speaker

Specifications:Bluetooth Version: BluetoothV4.0  Input Voltage: DC-5V/1.5A  Battery: 18650 battery3.7V/4400mAh  Speaker: 2*10wPairing Range: upto 10 meters under barrier-free conditionPlaying Time: about 25 hours at 70% volume (depends on different music)Standby Time: 4200 hoursCharging Time: about 8 hoursMaterial: ABS/ Silicone/ MetalProduct Dimension: 180mm(L) x71mm(W)x 70mm(H) Package Includes:1*VTIN Punker Bluetooth Speaker1*AUX Audio Cable1*Hook1*USB Charging Cable1*User Manual