GW Security HD-CVI 4CH DVR 1080P @30FPS Realtime Security Camera System - 4 x 2MP Weatherproof 2.8-12mm Varifocal CVI Cameras, 64-IR LED 180ft Night Vision, Pre-Installed 1TB Hard Drive High Definition HD-CVI 1080P 4 Channel DVR + (4) 2 Megapixel 1080P 2.8-12mm Varifocal Lens Security Cameras with 64Pcs IR LED up to 180FT IR distance HD Over Analog (HDCVI) offering finally brings crisp 1920x1080p (1920tvl) resolution to the closed-circuit platform, allowing you to take advantage of existing CCTV/coaxial infrastructure. HDCVI enjoys industry leading point-to-point transmissiong distance of 984ft (300m) from camera to DVR. Built in 2.8~12mm Manual Zoom Varifocal megapixel HD lens with IR-CUT which allow you to adjust the angle of View, built in 64Pcs Infrared LED, View up to 180ft IR Distance. Weatherproof housing cameras for indoor/ outdoor use Quick QR Code Remote Access on Smartphone / PC Devices with Free Apps. Built in OSD Menu, Signal over Coax cable, controlled by HD-CVI DVR Pre-installed 1TB Hard Drive and (4) Pre-made BNC cables. 1 Year Warranty and Free Life Time Tech Support From U.S.A.