The 831 boasts a large storage capacity, supporting up to Two 4TB (One 2TB incl.) hard drives (see box contains). H.264 compression reduces HDD consumption, yet allows for excellent image reproduction, at any resolution. The powerful user friendly GUI ties it all together with a simple to use menu and strong admin features. Built-in zoom up to 5X live and on playback with playback filter for full control and clarity Recording. HDMI out at Full HD 1080P, VGA out at Full HD 1080P, BNC Spot and BNC Main output for total of Four displays. A built in ESATA port for easy external storage. 4 audio channels allow you to listen, record and playback audio with video over the internet. Dual processer and large memory allows for dual stream for 100% independent Remote view accounts and live operation with 120 FPS H.264 network server. Backup options available through DVD-R, Network or USB 2.0 Port.
This DVR will Support Cameras up To 1200TVL. The higher your Camera Resolution the better your playback will be. Smart phone support on Windows mobile, Android and I-phone/I-pad via our Free downloadable App “IWatch DVR 2” for live view and playback as well as Audio streaming and PTZ control all on your smart phone.