Top choice:
| Image | Name | Buy |
|---|---|---|
  | Earthquake Sound GLI-200 Hum and Buzz Kleaner 600 Ohm RCA in/Out Ground Loop Isolator. Industry standard 600-ohm impedance designed to match your A/V receiver's output. Best for Home, mobile, and pro audio compatible with RCA inputs and outputs. This can be mounted to any surface. | VIEW |
| PYLE-PRO Compact Mini Hum Eliminator Box-2 Channel Passive Isolator, Noise Filter. The noise isolator is a passive device which does not require power to operate. Automatically translates signal voltages to match the difference in ground potential. | VIEW |
| Stinger Select SSGLI Ground Loop Isolator. Eliminates ground loop noise from radio preamp outputs & DC current from RCA cables. Excellent at reducing most noise in RCA signal paths. Stinger Select's 2 channel ground loop isolator allows for excellent sound reproduction. | VIEW |
| PYLE-PRO Mini Hum Eliminator Isolator, Noise Filter. Hum Killer w/ 1/4" TRS Phone, XLR Input/Output Transformer. This noise filter device features a high performance Ultra compact. It has high quality components and rugged construction while maintaining the highest sonic quality. | VIEW |
| MagiDeal 4-Channel RCA Suppressor Noise Ground Loop Noise Isolator for Car Audio. Filters out DC current in the signal path. Eliminates humming and buzzing due to ground loop issues. Gold plated connectors. Rated input: 50W. Peak input: 100W | VIEW |
| PAC SNI-1/3.5 3.5-mm Ground Loop Noise Isolator Works with iPod /Zune /iRiver. Using proprietary audio transformers for a 1.3 dB gain. Transformer isolated for optimal sound and performance Maintains correct phasing. Linear 20 to 20,000Hz output based on input signal. | VIEW |
| Bullz Audio (BNS40) 40 Amp Noise Filter Loop Isolator. This isolator is good for use either in your vehicle's or your home's audio system or automobile. The ground isolator helps to eliminate engine and alternator noise. | VIEW |
| XtremPro Hi-end Ground Loop Noise Isolator/Filter for Car Audio/Home High-Fidelity System. This is required if the interconnection of several units has created a ground loop resulting in hum noise. It is mainly used in car Hafiz systems. It is always inserted between two units with line connections. | VIEW |
| Pyle PLDN37R Audio Isolator /Audio Line Driver. This audio line driver is designed to filter out engine noise from devices while charging. There has a wide input signal range of 50mv-6v. It also has a simple plug and play design. | VIEW |
| Raptor RGLI MID Series - 2 Channel Loop Isolator. Never compromise on quality, fully equipped with state-of-the-art technology. Constantly modernizing powerful devices to meet the demands of the modern user. | VIEW |