iFi Audio iDefender3.0 USB Ground Loop Isolator

Ground loops. When you get them, the first thing you'll want to do is get rid of them. The iDefender 3.0 is designed to eliminate those droning ground-loop issues while at the same time reducing the noise-floor of the entire system! This is great news for audiophiles, musicians, professionals, or anybody who cares about sound and has a ground-loop issue with their PC-based system. This will physically disconnect the power coming from your PC, and replace it with clean external power. Breaks noisy ground loops from your USB output. Disconnects the USB power from the PC and replaces it with a clean external power for your DAC. Significantly reduces system noise floor and makes for better dynamic contrast, warmth and resolution. Small and compact with simple plug-n-play connection. USB 3.0 and 2.0 compatible for optimal, high speed data transfer.