XITEL HiFi-Link For PC and Mac Bypass generally inferior soundcards with advanced USB digital rendering technology, for professional quality output that enhances all your audio Delete distortion and interference ? enjoy crystal clear sound with no more annoying hiss It's the ultimate in Plug-and-Play simplicity ? plug the HiFi-Link into a USB port and watch it automatically install, without the need for any special drivers The digital audio signal is ported to a unique in-line, electromagnetically isolated precision DAC, where it is processed into an optimum audio signal Includes a fully shielded, high definition 30-foot interconnection cable with gold plated RCA jacks