The only thing left to add to the decco65 is your computer or streamer and speakers. Simple and elegant for the way you listen. The decco65 has the inputs you really need for sources you use. Few are “analog" today, yet most integrated amplifiers on the market support analog only. The decco65 was designed to enhance any digital source, from mp3 to full 24/192 on your computer to the Apple TV, Sonos, music servers, internet radio or whatever source you choose.The ESS Sabre Digital to Analog Converter is widely recognized as the world’s best DAC when dealing with hostile digital components like computers and streamers. The 24/192 Asynchronous USB Input provides the best possible processing from this port and furthers the efforts of the ESS Sabre DAC. Galvanic Isolation Typically reserved for more expensive DAC circuits, galvanic isolation prevents electrical noise from entering the DAC board on all grounded digital inputs. The Tube Buffer uses a stereo triode 6N1P to smooth the harsh digital edge found in poor recordings and compressed audio. The Amplifier uses the same technology found in very expensive premium amplifiers. The Headphone Amp switches the speakers off when your headphones are inserted, so even when a quiet environment is required, you can still fill your head with lush high resolution music.The ESS Sabre Digital to Analog Converter is widely recognized as the world's best DAC when dealing with hostile digital components like computers and streamers. Jitter is all but eliminated leaving a beautiful digital canvas as a base. The art of this DAC comes in with the hundreds of additional parts and multiple power supplies designed around the ESS chip that work in unison to produce the Peachtree sonic signature.