Hikvision DS-2DE5425IW-AE 5-inch 4 MP 25X PTZ Powered by DarkFighter IR Network Speed Dome

-High quality imaging with 4 MP resolution

-Excellent low-light performance via powered-by-DarkFighter technology

-Clear imaging against strong back lighting due to 120 dB WDR technology

-Pan and tilt ability enables camera to monitor zones of interest

-25x optical zoom allows for closer viewing of subjects in expansive areas

-Water and dust resistant (IP66)

Lens FOV Horizontal field of view: 59.5° to 2.6° (Wide-Tele),Vertical field of view: 35.7° to 1.5° (Wide-Tele),Diagonal field of view: 66.6 to 3.0° (Wide-Tele) Zoom Speed Approx. 3.6 s (optical lens, wide-tele) Working Distance 10 mm to 1500 mm (wide-tele) Aperture Range F1.6 to F3.5 Focal Length 4.8 mm to 120 mm, 25× optical zoom Image Image Enhancement HLC/BLC/3D DNR/Defog/EIS/Regional Exposure/Regional Focus Sub-Stream 50Hz: 25fps (704 × 576, 640 × 480, 352 × 288),60Hz: 30fps (704 × 480, 640 × 480, 352 × 240) Max. Resolution 2560 × 1440 Main Stream 50Hz: 25fps (2560 × 1440, 2048 × 1536, 1920 × 1080, 1280 × 960, 1280 × 720),50fps (1920 × 1080, 1280 × 960, 1280 × 720),60Hz: 30fps (2560 × 1440, 2048 × 1536, 1920 × 1080, 1280 × 960, 1280 × 720),60fps (1920 × 1080, 1280 × 960, 1280 × 720) Third Stream 50Hz: 25fps (2560 × 1440, 2048 × 1536, 1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288),60Hz: 30fps (2560 × 1440, 2048 × 1536, 1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240) Network Network Storage Built-in memory card slot, support Micro SD/SDHC/SDXC, up to 256 GB; NAS (NPS, SMB/ CIPS), ANR Protocols IPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, UDP, IGMP, ICMP, DHCP, PPPoE, Bonjour API Open-ended, support ONVIF, ISAPI, and CGI, support HIKVISION SDK and Third-Party Management Platform Simultaneous Live View Up to 20 channels User/Host Up to 32 users,3 levels: Administrator, Operator and User Client iVMS-4200, iVMS-4500, iVMS-5200, Hik-Connect Web Browser IE 8 to 11, Chrome 31.0 to 44, Firefox 30.0 to 51 Security Measures User authentication (ID and PW), Host authentication (MAC address); HTTPS encryption; IEEE 802.1x port-based network access control; IP address filtering Alarm Linkage Alarm actions, such as Preset, Patrol Scan, Pattern Scan, Trigger Recording, Trigger Alarm Output, Notify Surveillance Center, Upload to FTP/Memory Card/NAS, Send Email, etc. Interface Alarm Output 1-ch alarm output Alarm Input 2-ch alarm input Audio Input 1-ch audio input, 2 to 2.4 V[p-p], 1 KΩ ± 10% Audio Output 1-ch audio output, line level, impedance: 600 Ω Network Interface 1 RJ45 10 M/100 M Ethernet, Hi-PoE Compression Standard H.264+ Support H.265+ Support H.264 Type Baseline Profile/Main Profile/High Profile Video Compression Main Stream: H.265+/H.265/H.264+/H.264,Sub-stream: H.265/H.264/MJPEG,Third Stream: H.265/H.264/MJPEG H.265 Type Baseline Profile/Main Profile/High Profile Video Bitrate 32 Kbps to 16384 Kbps Audio Compression G.711alaw/G.711ulaw/G.722.1/G.726/MP2L2/PCM Audio Bitrate G.711alaw/G.711