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iFi iDefender 3.0

Open box unit, excellent condition.

The iDefender3.0® protects against the common problems of ground loop noise and noisy USB power: 

      1. Breaks noisy ground-loops. Significantly reduces system noise floor and makes for better dynamic contrast, warmth and resolution
      2. *option Disconnects the USB Power from the PC and replaces it with a clean external power (optional iPower* 5V for ultra low noise)
      3. USB3.0 port technology – most advanced and highest USB specification

To be used directly at the Source such as the PC usb port, it breaks ground loops and cuts the noisy USB power line.