Features: *Consist of 4CH 1080N AHD DVR + 2*1500TVL 720P AHD waterproof infrared camera for CCTV security system. *Support 4 channel 1080N/720P analog cameras preview, record, playback, etc. *Multiple ways to access on the PC, phone/pad and browser via software on CD. *P2P cloud service for Android/IOS mobile devices remote view anywhere anytime. *Support motion detection record. *Easily installation, no need any complex installation, very convenient. DVR