Sleek decora finish: The sleek decora finish seamlessly blends in with your room's decor. Clean, refined sound: Your audio is delivered clean and refined thanks to the system's ultra-low total harmonic distortion (1 watt@1kHz into 8 ohm). Versatile playback choices: The amplifier includes USB, microSD card, Bluetooth, FM radio, and line level AUX inputs. It supports wav, mp3, wva, ape, flac, aac, aiff, and wma digital audio formats. Flexible control: All system controls are at your fingertips with the on-face control buttons or with the included wireless IR remote control.