The white Audinst HUD-DX1 is a compact high-resolution, DSD-capable USB DAC designed to provide increased volume and enhanced sound quality for music lovers and audiophiles in listening rooms, home studios, and home theaters. It supports PCM resolutions up to 24-bit/192 kHz, DXD resolutions up to 32-bit/384 kHz, DSD playback up to 5.6 MHz, and works with a variety of headphone impedances from 16 to 600 Ohms.
Use the supplied USB cable to connect your computer to the HUD-DX1, which can be powered via USB or the supplied DC adapter. A front-panel LED indicates power status. You can accept audio from the USB connection or the digital TOSLINK optical input. Plug headphones into the 3.5mm and 1/4" headphone jacks and hook up speakers via the stereo RCA coaxial outputs. A toggle selector allows you to switch signal between the headphone and line outputs. You can also route audio through the digital TOSLINK optical output to a stereo receiver. The front-panel volume knob controls the headphone monitoring level.