Check the listing for details. GL001HDP Passive HD-TVI/AHD/HDCVI Ground Loop Isolator. Condition: New. Listed at 27.35 USD. Product ID: GL001HDP Passive HD-TVI/AHD/HDCVI Ground Loop Isolator Specifications: The GL001HDP Video Ground Loop Isolator is a passive device which reduces Ground Loop Interference with HD CCTV signals and can easily install in a new or added to existing systems. It is useful where a video signal is transmitted via cable between points with different ground potentials, Differences in ground potentials are typically caused by unbalanced power line loads. Features: BNC male to BNC female with mini cable 15cm on both sides. Passive, no power required. Prevents video-signal distortion caused by video ground loops. Bandwidth:25Hz ~ 50MHz ( -3dB ) Eliminates picture tearing, cross talk and rolling. Prevents power cables laid by others interfering with the HD CCTV system. Working distance max. 200M. ITEM NO. GL001HDP Frequency Response 25Hz ~ 50MHz (0～3dB) Coaxial Input/Output Resistance 75 Ohm Ground Isolation >90dB @ >50Hz Isolation Voltage 500VAC / 600VDC Insulation Resistance >1M Ohm CMRR > 60dB Dimensions mm 73 x 28 x 26.5 with 20cm x 2 Cable Weight g 85