Ground loop isolator

Audac TR 2070 - Ground loop isolator- 3.5 mm jack to 3.5 mm

iFi iDefender+ USB Ground Loop Isolator, USB-A to USB-A

iFi iDefender+ USB Ground Loop Isolator, USB-C to USB-A

iFi iDefender+ USB Ground Loop Isolator, USB-C to USB-C