The TOPPING HS01 USB Audio Isolator is Now Available on Apos Audio

Stop ground noise in its tracks

If you experience hum in your audio system, the new TOPPING HS01 USB Audio Isolator may help. The HS01 is designed to electrically isolate your DAC from your source, eliminating the noise caused by the power flowing through the ground connection.

Product highlights

  • Prevents ground loop noise between source and DAC
  • Compatible with high-res audio transmissions
  • Low latency

Head on over to the TOPPING HS01 product page, and if you need more information please contact our dedicated Support Team via live chat online or email us at

As with all purchases, when you buy from us you get the Apos Promise for Free Priority Shipping, an Extended 2-Year Warranty, a 45-Day Return Policy, and our 30-Day Lowest Price Match.