Product Description --CA-725 Monitor connect camera by Scew connector, monitor supply power to camera,easy connection. --User could choose any model camera to connect with monitor. --Extension cable length: From 5-20 meter Product Parameters Model No: CA-725 Display Size: 7"(16: 9) analog panel Color System: NTSC/PAL Auto- Switch Resolution: 800(H) x 480(V) Brightness: 400cd/m2 Contrast Ratio: 350: 1 Color /Bright /Contrast /: Adjusted by OSD View Angle: Left/Right: +50, Up: 15. Down: 35 degree Signal input: 2 Video input, composite RCA Power Supply: DC12V (DC9-32V is optional) Power Consumption: 9W(Average) Operation Temperature: -20~+70 degree Storage Temperature: -30~+80 degree Following are pictures of production and equipment in workshop