| Brand | Unbranded |
|---|---|
| Type | Noise Isolator |
| Item dimensions L x W x H | 2.52 x 1.69 x 0.98 inches |
| Voltage | 12 Volts |
| Maximum Supply Voltage | 12 Volts |
Check the listing for details. Car Power Filter EMI Noise Ground Loop Isolator Suppressor for Auto Stereo Audio. Condition: New. Listed at 23.99 USD. 【How to connect】The red wire connects to the battery 12v+, the yellow wire connects to the power cable of the stereo where the electricity is going. 【Car power filter】It can eliminate the EMI/Ground Loop interference in the power source caused by the other car electronics or ignition.