RadioShack Audio System Ground Loop Isolator (Electric hum noise reducer)

Electop 10 Pack Audio Video Gold RCA Female to Female Coupler Adapter

Mpow Ground Loop Noise Isolator for Car Audio/Home Stereo System with 3.5mm Audio Cable (Black)

DB Link BF106 Gold Barrel Female/Female Connectors

LINESO 2Pack Stereo RCA to Stereo RCA Audio Extender Over Cat5 (2X RCA to RJ45 Female)

XtremPro Hi-end Ground Loop Noise Isolator/Filter for Car Audio/Home High-Fidelity System - Black (65042)

DS18 NF2 Professional Noise Filter, Ground Loop Isolator for Car Audio Systems. Eliminates and Stops The Hum Noise!

Panlong 4-Way AV Switch RCA Switcher 4 in 1 Out Composite Video L/R Audio Selector Box for DVD STB Game Consoles

VCE 6-Pack 6.35mm Mono Plug Male to RCA Female Audio Adapter

Stinger Select SSGLI Ground Loop Isolator

Warmstor 10 Pack Audio Video RCA Female to Female Adapter Coupler RCA Cable Connector Gold Plated