It’s an ultra-wide band design that is effective from 1Hz all the way up to 5GHz. Its strongest performance is in the audible range of 20Hz to 20KHz.The DC iPurifier2 handles five volts right through to 24, and comes with a variety of adapter sizes making it compatible with all power supplies – 5.5 x 2.1mm, 5 x 2.5mm, and 3.5 x 1.35mm.Simply place the DC iPurifier2 between the SMPS and the device you want to use.
Your device could be anything from a DAC (digital-to-analogue converter) to a DAW (digital audio workstation).The DC iPurifier2 will halt unnecessary noise in its tracks.

The DC iPurifier2 uses iFi’s optimised Active Noise Cancelation2 technology based on the ingenious Thales Spectra military radar defence technology used in jet fighters.In the immortal words of Maverick from Top Gun, “Maverick going supersonic. Be there in 30 seconds!”

Compatible with 5-24 volt DC power supply units (up to 3.5A, 84W)
Construction: iFi ‘FINAL’ aircraft-grade RFI shielded aluminium chassis
With 3 DC barrel versions: 5.5×2.1mm (adapters for 5.5×2.5mm and 3.5×1.35mm included)
With polarity inverter (white)