brand and
Passive, no power required.
Prevents video-signal distortion caused by video ground loops.
Eliminates picture tearing, cross talk and rolling.
Prevents power cables laid by others interfering with the CCTV system.

Insertion Loss: 0.5dB
Frequency Response: 20Hz -10MHz (0～3dB)
Coaxial Input/Output Resistance: 75 Ohm
Ground Isolation : more than the 90dB more than the 50Hz
Isolation Voltage: DC 600V (Min)
Insulation Resistance : 100M Ohm
Transient Voltage Suppressors: 12 Vrms
Dimensions: 68 x 28 x 21mm with 24cm
color:black
Material: Plastic, Metal

Package included:
8 x BNC Video Ground Loop Isolator
8 x English Installation instructions