Wsdcam 7 Inch All in One 1080p Retina Display IP Camera Tester Security CCTV Tester Monitor with SDI/TVI/AHD/CVI/TDR/OPM/VFL/POE/WIFI/Multimeter/4K H.265/HDMI In&Out/Firmware Upgrade 8600MOVTSADH-Plus 7 inch 1920*1200 resolution retina display touch screen IP & Analog & SDI & AHD & TVI & CVI tester. Built-in WIFI, create WIFI hotspot.10/100M Lan Port, H.265/H.264, 4K video display via mainstream. HDMI input and output, 1080p. Self-installing Android APPs, pls just install APPs on cameras to keep the system stable. TDR test. IP discovery. Rapid Onvif, auto login and view video, creating testing report. PoE power output. ONVIF PTZ control, video record and playback, screen snapshot 4xzoom. TDR/Digital Multimeter/Optical Power Meter/VFL.