Loving your computer audio set-up but got annoying system and power noise? Let the iPurifier3 improve your USB audio playback experience. It uses Active Noise Cancellation II tech to decrease noise by 100x or -40dB in comparison to the common noise filter. The iPurifier3 is set up for all future PCM, DSD and DXD formats. And it’s not just better looking on the outside, it’s been improved on the inside with updated components. The state-of-the-art REclock, REgenarate and REbalance2 technologies will get your audio back on track. REbalance removes distortion caused by DC offset.