The 1 U flat stereo mixing amplifier EPA-100BT with efficient class D output circuitry is particularly suitable for permanent installations in restaurants, gyms and retail locations which require quick-access music playback control. It provides 2 x 50 watts at 4 ohms and lets you play and control music from multiple sources. Equipped with connections for a microphone and a line-level audio source, it also features a built-in audio player with USB port and memory card slot as well as a Bluetooth receiver for wireless audio streaming directly from your smartphone, tablet or any other Bluetooth-enabled device.