NVR 4 channel IP Network@ 1080P IP camera inputs. - IP: 4 channel @1080P IP camera input, 4 channel video inputs with full @1080P recording - It can support, VGA, USB2.0 and 2 HDDs. - HDMI/VGA/ synchronous video output . - Support Onvif Standard. - Support iCloud (one touch online) . - Support HTTP, TCP/IP, DHCP, DDNS... - Support multi-brand network cameras such as: Abell. - Alarm trigger screen smart phone, buzzer, PTZ, e-mail & FPT upload - Support 1 SATA HDD Up to 3TB ,Smart phone support 16CH View,Playback. - Support CMS 64CH Standard. - Power :12V-2000mA.