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USB iPurifier Pro Isolated USB Noise Purifier with Actie Noise Cancellation

Prices as of September 27, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$249.00
Sep 14 · Macy's
Best price
$249.00
−0% vs high
14-day high
$249.00
All stores

Today's best price is the lowest AskPrice has recorded · tracked since Mar 2026.

$249$249$249
Sep 14Sep 27
  • Macy's
Price has held at $249.00 for the past 14 days.

About this product

The iFi Audio USB iPurifier Pro is a compact audio accessory designed to reduce USB noise in high-fidelity audio systems. It combines galvanic isolation, active noise cancellation, and ground loop protection to minimize electrical interference. By decoupling USB circuitry and canceling EMI and RFI signals, it improves signal clarity and stability. The device features IsoGround technology to eliminate excess earth connections and prevent ground loops. It fits seamlessly into existing setups and comes with a one-year limited warranty.

  • Galvanic isolation for USB circuitry
  • Active noise cancellation for EMI/RFI
  • IsoGround technology to prevent ground loops
  • Compact size: 3.78 x 1.69 x 0.91 inches
  • One-year limited parts warranty

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USB iPurifier Pro Isolated USB Noise Purifier — Price History