iFi audio AC iPurifier EU Hi-Fi DAC & ADC Interface

AC iPurifier is for anyone whose audio is troubled by interference or distortion caused by dirty mains power. It will rid your system of electromagnetic (EMI) or radio-frequency (RFI) interference and brings clean, clear sound to your audio in an instant. The AC iPurifier uses Active Noise Cancelation technology. It actively eliminates far more noise across the frequency range than a passive product, even across the lower frequencies.