1、720P High resolution: clear and delicate images. 2、ICR automatic switching to achieve day and night monitoring. 3、Support AHD, TVI, CVI, CVBS, IP HD signal input. 4、Remote viewing on your PC and smartphone. (For iOS, Android). 5、Weatherproof camera casing: Professional IP67 waterproof for indoor and outdoor. Features: 720P High resolution: clear and delicate images. ICR automatic switching to achieve day and night monitoring. Support AHD, TVI, CVI, CVBS, IP HD signal input. Remote viewing on your PC and smartphone. (For iOS, Android). Weatherproof camera casing: Professional IP67 waterproof for indoor and outdoor. HDMI: BNC /VGA /HDMI output: Support BNC /VGA /HDMI output simultaneously. Built in IR cut filter. The camera automatically switch to night vision when light levels get too low. Multiple recording modes: Manual recording, scheduled recording, motion detection recording. Specification: Main processor: Hi3520D V200 Lens: 3.6mm Plug: US / EU(Optional) Image codec: H.264 Coding ability: 4*1080N (5 in 1) Decoding ability: 1*1080N (5 in 1) Preview ability: 4*1080N Mixing: 2*720P (analog) + 2*720P (network) Synchronous playback 4 channels: 4*720P; Audio compression: G.711A voice intercom support Recording mode: Handcuff recording>Alarm recording>Detection recording>Timed recording Video query: time point search, calendar search, event search, channel search Video storage: Local hard disk storage, network storage Backup method: network backup, USB backup, SATA burning Video input: 4 BNC connectors (supports coaxial control) HDMI: Interface: 1 HDMI interface (output resolution: MAX 1280*1024) VGA interface: 1 VGA interface (output resolution: MAX 1280*1024) Audio: I/O 4/4 Alarm: I/O 0/0 Network interface: 1 10/100Mbps adaptive Ethernet port, RJ45 interface PTZ control: none USB interface: 2 USB2.0 interfaces Hard disk interface: 1 SATA interface (single maximum support 6T) Working temperature: 0°C-+55°C Working humidity: 10%-90% RH Power: 12V/2A Power consumption: <10W (without hard disk) AHD DVR: 25.8 x 23.3 x 4.3 cm / 10.16 x 9.17 x 1.69 inch (appr.) Bullet Cameras: 8.5 x 5.5 x 6.1  cm / 3.35 x 2.17 x 2.40 inch (appr.) Package list: 1 x 1080N AHD DVR 4 x Holder 4 x Bullet Cameras 5 x Screw package 4 x Cable 2 x Power supply 1 x Mouse 1 x Instruction manual 1 x Connector