Topping HS01 USB 2.0 Galvanic isolator

Topping HS01 – enables full galvanic isolation for USB2.0 High Speed connection with minimum latency of 0.29 uSec. Galvanic isolation allows the creation of current loops between the computer and audio equipment, which in some cases provides significant improvements in the sound quality of your audio system.

You can find other information at this link.