Karaoke & music streaming speaker system compact, portable & powerful Bluetooth wireless audio streaming built-in rechargeable battery flashing DJ party lights FM radio with digital LCD USB flash & micro sd memory card readers mp3 digital audio file compatibility includes handheld wireless microphone audio file recording function headphone jack aux (3. 5mm) input microphone input connect & stream from external devices full-range stereo sound reproduction impressive bass response convenient carry handle & rolling wheels rugged & heavy-duty design top panel button control. Built-in Bluetooth for wireless streaming works with all of your favorite devices (smartphone, tablet, laptop, computer, etc. ) one-button recording activation records audio as streamed through the speaker system ability to record vocals via microphone records to USB flash or micro sd card.