This Class D amplifier delivers 2 x 50W @ 4 ohms or 2 x 25W @ 8 ohms to the speakers and has a built-in DAC with a 192KHz/24-bit sampling rate. This unit also features a front panel LED display with multi-function knob to control volume, treble, bass and mute. Inputs include Bluetooth 4.2 with aptX, USB, optical, digital coaxial and 3.5 mm jack. There is also a subwoofer RCA jack output and IR remote control.