4-inch 2 MP 25X Powered by DarkFighter Network Speed Dome
- High quality imaging with 2 MP resolution
- Excellent low-light performance with powered by DarkFighter technology
- Clear imaging against strong back light by 120 dB WDR technology
- Pan and tilt ability enables the camera to capture interested areas
- Securing an expansive area with 25x optical zoom
Lens
- FOV：Horizontal field of view: 57.6° to 2.5° (Wide-Tele), Vertical field of view: 34.4° to 1.4° (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：1920 × 1080
- Main Stream：50Hz: 25fps (1920 × 1080, 1280 × 960, 1280 × 720) 50fps (1280 × 960, 1280 × 720); 60Hz: 30fps (1920 × 1080, 1280 × 960, 1280 × 720) 60fps (1280 × 960, 1280 × 720)
- Third Stream：50Hz: 25fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288); 60Hz: 30fps (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：ONVIF (Profile S, Profile G, Profile T), ISAPI, SDK
- 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+, Firefox 30.0+, Edge 16.16299+
- 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 Notify Surveillance Center, Upload to FTP, Send Email, Trigger Recording, Recording Linkage, and Alarm Input, etc.
Interface
- Alarm Output：1 alarm output
- Alarm Input：1 alarm input
- Audio Input：1 audio input
- Audio Output：1 audio output
- Network Interface：1 RJ45 10 M/100 M Ethernet, PoE+ (802.3 at, class4)
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：Main Profile
- Video Bitrate：256 Kbps to 16384 Kbps
- Audio Compression：G.711alaw/G.711ulaw/G.722.1/G.726/MP2L2/PCM
- Audio Bitrate：G.711alaw/G.711ulaw: 64 Kbps,G.722.1/G.726: 16 Kbps,MP212/PCM: 32 Kbps/64 Kbps/128 Kbps
- SVC：Support
Camera Module
- Image Sensor：1/2.8″ progressive scan CMOS
- Min. Illumination：Color: 0.005 Lux @(F1.6, AGC ON),B/W: 0.001 Lux @(F1.6, AGC ON)
- White Balance：Auto/Manual/ATW (Auto-tracking White Balance)/Indoor/Outdoor/Fluorescent Lamp/Sodium Lamp
- Gain：Auto/Manual
- Shutter Time：50Hz: 1/1 s to 1/30,000 s,60Hz: 1/1 s to 1/30,000 s
- Day & Night：IR Cut Filter
- Digital Zoom：16×
- Privacy Mask：24 programmable privacy masks
- Focus Mode：Auto/Semi-automatic/Manual
- WDR：120 dB WDR
PTZ
- Movement Range (Pan)：360° endless
- Pan Speed：Configurable, from 0.1°/s to 160°/s, ,Preset speed: 160°/s
- Movement Range (Tilt)：From 0° to 90° (auto-flip)
- Tilt Speed：Configurable, from 0.1°/s to 120°/s,Preset Speed: 120°/s
- Proportional Zoom：Support
- Presets：300
- Patrol Scan：8 patrols, up to 32 presets for each patrol
- Pattern Scan：4 pattern scans, record time over 10 minutes for each scan
- Power-Off Memory：Support
- Park Action：Preset/Pattern Scan/Patrol Scan/Auto Scan/Tilt Scan/Random Scan/Frame Scan/Panorama Scan
- 3D Positioning：Support
- PTZ Status Display：Support
- Preset Freezing：Support
- Scheduled Task：Preset/Pattern Scan/Patrol Scan/Auto Scan/Tilt Scan/Random Scan/Frame Scan/Panorama Scan/Dome Reboot/Dome Adjust/Aux Output
Smart Features
- Basic Event Detection：Motion Detection, Alarm Input, Alarm Output, Video Tampering Detection, Exception
- Smart Detection：Intrusion Detection, Line Crossing Detection, Region Entrance Detection, Region Exiting Detection, Object Removal Detection, Unattended Baggage Detection, Audio Exception Detection
- Smart Record：ANR (Automatic Network Replenishment), Dual-VCA
- ROI：Main stream, sub-stream, and third stream respectively support four fixed areas.
General
- Material：ADC 12, PC+ABS, PC/PMMA
- Dimensions：Ceiling mounting model: Φ 165 mm × 179.5 mm (Φ 6.50″ × 7.07″) ,In-ceiling mounting model: Φ 165 mm × 168 mm (Φ 6.50″ × 6.61″)，Approx. 2 kg (4.41 lb)
- Protection Level：4000V Lightning Protection, Surge Protection and Voltage Transient Protection
- Power：12 VDC and PoE+ (802.3 at, class4),Max.: 18 W
- Working Temperature：-10°C to 50°C (-14°F to 122°F)
- Working Humidity：≤ 90%