Partybox/Public Address Speaker Comes with microphone and remote controll In-built equalizer. Bluetooth. SD card slot Flash port Frequency response 50Hz-20KHz Packaging size:... 29*26.5*64.5cm Output power:... 20w Battery:... 7.4V/2200mAh Input:... Ac 110V-240V 50/6Hz Output:... 9V/2.0A What’s in the box 1* AILIPU Party Bass Bluetooth Speaker with a Microphone and Remote Controll __ Black