Portable Rechargeable Speaker with Karaoke & FM Radio

Portable media speaker. Karaoke function allows you to sing along to your favorite tunes. 1 microphone included. Built-in usb input allows you to play media devices such as an mp3 player. Built-in sd & mmc card slot, play music files from your sd or mmc card. 3.5mm auxiliary input for most external audio devices. FM radio. Speaker unit 102mm x 10w x 2. Frequency response: 150hz-20khz. Power voltage: dc5v. Power supply: lithium rechargeable battery. Remote control included.