The CCTV tester also supports UTP cable testing. UTP Cable Tester: For UTP cable, with indicator light, testing distance up to 100 ~ 150m / 328.08 ~ 492.13ft (approx.). Good Compatibility: You can use a monitor and DVR to work together conveniently and quickly.Mini CCTV monitors for CCTV systems ensure you get the job done and better.
eBay