This all-in-one music system includes Bluetooth technology & delivers bass you can feel. Separate bass & treble controls along with a 5 band graphic equalizer let you customize the sound. The top mounted volume controls, EQ sliders & front mounted speakers include blue accent lighting, & the front mounted subwoofer has built-in pulsing lights. Listen to the FM radio or play your music from MP3 files directly from a flash drive or SD card using the USB port or SD card slot, stream via Bluetooth or plug into the auxiliary line-in. Separate microphone & guitar inputs have their own volume & echo controls, so plug in a microphone & use the system as a PA, or sing along with the music. Features 2-10W (RMS) speakers & 1-25W (RMS) front mounted subwoofer, a remove control & operates on AC power.