The FiiO Taishan D03K is a top-tier digital audio-to-analog converter. The Taishan D03K can receive the digital signal via a coaxial and an optical input (a switch allows for input selection). The output is provided through a standard two-channel RCA output. Within just a few weeks, the FiiO D03K became a bestseller in the USA. Possible applications include connecting LCD TVs, TV boxes, Xbox 360, Apple TV2, PS3, and others to your high-end amplifier and speaker systems.