Ground Loop Audio Isolator �C Acoustic Noise Filter for Car/Home Stereo This ground loop isolator eliminates audio current noise and transformer signal interference caused by shared power sources between audio devices (e.g., car speakers or home audio). Enjoy clear sound without distortion, ideal for music playback. Compact and portable, it requires no batteries��just plug and play. Compatible with any RCA audio jack device. Note: Only removes noise from common ground/power issues; other noise sources must be checked separately. **Specs:** - Channels: 2 input / 2 output - Impedance: 600�� (input/output) - Frequency: 20Hz�C20KHz - Level Loss: 0.03% @ +22dBu - Isolation Voltage: AC 50Hz�C60Hz/0V�C1500V - Connector: RCA - Material: Metal (black) - Size: 72 x 40 x 25mm | Weight: 100g **Includes:** 1 x Audio Isolator *Color may vary slightly due to lighting/screen settings. Slight size tolerance: ��1�C3cm.* Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store