1/3&rsquo;&rsquo; SDI SONY H.264 CMOS 2MP 20X Optical Zoom 1080P Security PTZ Camera ONLY FOR SDI DVR Powerful 20x optical zoom; HD-SDI Lossless video output Max.25/30fps@1080p resolution; WDR, Day/Night(ICR), DNR (2D&3D),Auto iris, Auto focus, AWB, AGC,BLC; OSD menu with humanized operation 1 Year Warranty and Free Life Time Tech Support From U.S.A. (Include Bracket and Power adapter) UP TO 128 PRESETS, 4 AUTO SCAN, 4 TOUR, 4 PATTERN, CLOCK FUNCTIONS