NAD - D 3020 Hybrid Digital Integrated Amp Built-in Amp, Preamp, 24/96 DAC, Bluetooth 2 x 30W @ 0.00% THD, &gt;100W Dynamic Power @ 4 Ohms aptX Bluetooth Music Streaming 24bit/96k Asynchronous USB input (type B) Optical and Coaxial Digital Inputs, analog inputs