Buy on Amazon : http://www.amazon.com/gp/product/B00DHCDL36?tag=scratchandsti-20 <br /> <br />ST893 3.5 Inch LCD Monitor CCTV Camera Video PTZ RS485 UTP Tester Meter for On-site Installation <br /> <br />35 high definition TFT-LCD display 960H 240Vresolution <br />Video Level testing video signals measured in IRE or mV <br />DC12V1A power output for camera <br />Video Signal Intensity Testing <br />Audio input testing testing the audio signal form pickup devices
