First video analysis dimming technology
8MP(3840x2160) resolution
25x optical zoom lens
Intruder alarm is supported, when a specified target enters the monitored area, the camera will give an audible warning and flash a white light to remind it
Built-in SD card slot(up to 128GB)
Protection grade IP66
Outdoor power box design, convenient site construction debugging (optional)
Infrared: 100 m /328.084ft, Smart Dual Light(4Far+4Near+2White)
Mechanical Wiper (optional)
POE power supply (optional)
| Model | ZN-IRS2581R4E-ES |
| CAMERA PARAMETER | |
| Image Sensor | 1/2.8" progressive scan CMOS |
| Max. Resolution | 3840 (H)×2160 (V), 8MP |
| Min. Illumination | Color: 0.05 Lux @ (F1.5, AGC ON); B/W: 0.01Lux @ (F1.5 AGC ON), 0 Lux with IR |
| Shutter Speed | 1/25s to 1/30,000s |
| Lens Type | Optical autofocus lens |
| Focal Length | 4.8 to 120mm, 25x optical zoom |
| Aperture | F1.5~F22 |
| Angle of View | D: 57.6°~ 2.5° |
| Day & Night | Day/Night/Auto |
| Focus Mode | Auto/Manual |
| Image Setting | Exposure, White balance, Self-adjusting video modes (Sharpness, Contrast, Saturation, Brightness) |
| Mirror Image | Level, Tilt, Centre |
| BLC | Open/Close |
| WDR | Support |
| PTZ | |
| IR LED | Smart Dual Light(4Far+4Near+2White) |
| IR distance | Infrared: 100 m /328.084ft |
| IR control | Auto/Open/Close/Timing |
| Pan Range | Pan: 0° to 360° endless |
| Pan Speed | Pan: 0° to 100°/s, preset speed: 100°/s |
| Tilt Range | Tilt: -15° to 90° |
| Tilt Speed | Tilt: 0° to 80°/s, preset speed: 80°/s |
| Preset Position | 256 |
| Auto Scanning | 1 groups, Left and right borders can be set |
| Auto Cruise | 1 groups, each group contains 32 preset position |
| Pattern path | 1 groups |
| Video analysis dimming | Support |
| Network | |
| Video Compression | H.264 and H.265 encoding, M-JPEG |
| Bit Rate Control | H.265-CBR/VBR |
| ONVIF Protocol | Support |
| Protocols | TCP/IP, HTTP, DHCP, DDNS, RTP, RTSP,, UPnP, NTP |
| Maximum Frame Rate | 20FPS@(3840X2160) |
| Supported Resolution | 20FPS@(3840×2160), 25FPS@(3072×2048), 30FPS@(2592×1944,2560×1440,2304×1296), 60FPS@(1920×1080，1280×720) |
| Dual-stream | Support |
| Security | Password protection; Multi-user access control |
| Remote Client Access | NVR connection, Network |
| Ethernet Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
| On-board Storage | Built-in memory card slot, up to 128 GB |
| General | |
| Power Supply | DC12V±10%: 18W |
| POE | Optional |
| Power Box | Optional |
| Ingress Protection | IP66 |
| Working Temperature | -35°C~+60°C (-31°F~ +140°F) |
| Storage Conditions | 0% ~ 90% |
| Size | 250x245x160mm |
| Weight | 2kg (4.409 lbs) |
Ziwin CCTV Cameras have a high quality. If you are interested in our products, please leave a message here, we will respond as soon as possible.
+86-17765291747 
sales@ziwincctv.com 
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