KT&C Color Miniature Camera 600 TVL, 3D DNR, SS-WDR, HSBLC, SENS UP, OSD, 12V DC, 30mm x 30mm 1/3" Sony Super HAD CCD , High-Resolution of 600 TVL 3D DNR (3D Digital Noise Reduction), Digital WDR, Digital Day&Night OSD with Built-In Joystick Controller, Privacy Mask Compact Size of 30mm(W) X 30mm(H), RS-485 Support DC 12V, KPC DNR700NHP1, P3, P4 AVAILABLE