SYMBOL OF HIGH-END More than 8 sets of Ultra Low Noise, Precision Linear Power Regulars along with oversized O-Core Transformer, delivers clean power to the digital circuitry effortlessly. We do not limit the GAIA to process only the USB signal. We raised the bar. The GAIA accepts USB, SPDIF (Coax, TOSLink, AES/EBU) inputs. Denafrips is a relatively new player to the American hi-fi scene. A few years back, their top-of-the-line Terminator DAC was their first product to make serious waves. Lower-priced DACs and other electronics followed. The Denafrips Pontus II DAC is the next step above the entry-level Ares II, followed by the Venus, Terminator and Terminator Plus.