Orb Audio: Booster 50 Watt Mini Integrated Amplifier - Audio Amplifier With Remote - Includes Optical Input and Remote Control - EZ Voice Lifts Dialogue Above Background Noise - Bluetooth Capable High-end digital mini amplifier from Orb Audio  25 watts per channel, plenty of power for any satellite, bookshelf or floor-standing speaker First in class features for a mini amplifier  digital optical input, two 3.5mm stereo analog inputs, subwoofer pre-out, dialogue boost and 5V USB slot for charging or power only Beautiful compact design (5 wide, 3.5 deep and 1.5 tall)  brushed aluminum, custom painted cabinet will fit in the most demanding aesthetic environments Easy-to-use features and streamlined controls  can be programmed to respond to many universal and cable and satellite provider remote controls