GW Security 1080P HDCVI 4 Channel Surveillance Security System - Four 2.0 MP Outdoor 2.8-12mm Varifocal Zoom Bullet Cameras, 196ft IR LED Night Vision, Quick QR Code Smartphone Access GW Security's 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 and save cost over IP. Includes 4 x HD 2.0MP IP66 heavy-duty metal bullet cameras capable of generating magnificent 1920 x 1080p video. All these HDCVI cameras feature a 2.8-12mm manual zoom varifocal lens which allow you to adjust the angle of view from 22 to 98 wide angle. View and record in widescreen with remote viewing on standard web browsers PC as well iPhone, iPad and Android devices (with included Free View app). Pre-installed 1 TB hard-drive records continuously for 240 hours on all 4 channels in 1080P, or much longer (30-50+ days) using motion detection or scheduled recording. Uncompressed latency-free analog transmission ensures you see things in realtime, as they happen, without loss or delay. HDCVI enjoys industry leading point-to-point transmissiong distance of 1,640ft (500m) from camera to DVR, surpassing the capabilities of IP/POE. Includes 4 x 60ft pre-made BNC cables. Plug & Play setup, Easy to configure, access and control. Scan QR Code on DVR to instantly access live viewing and playback. Closed-circuit is easier to secure than IP: instead of having multiple devices independently accessible through the network, the DVR Functions as the single access point for all cameras. This makes it significantly easier to manage and configure multiple cameras. USB backup feature for peace of mind, IP66 heavy-duty metal indoor/outdoor weatherproof cameras, and powerful 72-IR LED night vision, up to 196FT IR distance. Guaranteed for a Full Year Warranty and Free Tech Support offered exclusively by GW Security