The PVC8U is a great way to easily broadcast music throughout your home or office, all with a central control. This in-wall background music amplifier has a USB port, SD card slot, and 3.5mm jack aux-in for a variety of music sources - play your favorite MP3s from an expansion card or with your digital music player. Easily control the volume and browse through tracks from a central location with the conveniently located front panel buttons and LCD display. Also includes a fully functional wireless remote control - so you can make adjustments when you"re away from the central unit. Max power: 75 watts.