Prama PT-NPZE4225IW-DP 2MP 25× Network IR Speed Dome adopts 1/2.8 inch progressive scan CMOS chip.


Prama PT-NPZE4225IW-DP 2MP 25× Network IR Speed Dome adopts 1/2.8 inch progressive scan CMOS chip. With the 25× optical zoom lens, the camera offers more details over expansive areas.

This series of cameras can be widely used for wide ranges of high-definition surveillance scenarios, such as the rivers, roads, railways, airports, squares, parks, scenic spots, and venues, etc.

Empowered by intelligent algorithms, Prama AiSense technology brings human and vehicle targets classification alarms to front and back-end devices. The system focuses on human and vehicle targets, vastly improving alarm efficiency and effectiveness.

  • 1/2.8 inch progressive scan CMOS
  • High quality imaging with 2 MP resolution
  • Excellent low-light performance
  • 25× optical zoom, 16× digital zoom provide close up views over expansive areas
  • Focuses on human and vehicle targets classification
  • Support face capture, up to 5 faces captured at the same time
  • Expansive night view with up to 100 m IR distance
  • Support 265+/H.265 video compression


Image Sensor 1/2.8 inch progressive scan CMOS
Max. Resolution 1920 × 1080
Shutter Speed 1 s to 1/30,000 s
Min. Illumination Colour: 0.005 Lux @ (F1.6, AGC ON); B/W: 0.001 Lux @ (F1.6, AGC ON), 0 Lux

with IR

Slow Shutter Yes
Day & Night IR cut filter
Zoom 25 × optical, 16 × digital
Focus Auto, semi-auto, manual
Aperture Max. F1.6
Zoom Speed Approx. 3.6 s
Focal Length 4.8 mm to 120 mm


Horizontal field of view: 57.6° to 2.5° (wide-tele),

Vertical field of view: 34.4° to 1.4° (wide-tele), Diagonal field of view: 64.5° to 2.9° (wide-tele)

Supplement Light Type IR
Supplement Light Range IR Distance: up to 100 m
Proportional Pan Yes
Park Action Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan,

frame scan, panorama scan

Scheduled Task Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan,

frame scan, panorama scan, dome reboot, dome adjust, aux output

Movement Range (Pan) 360°
Movement Range (Tilt) -15° to 90° (auto flip)
Pan Speed Pan speed: configurable from 0.1° to 80°/s; preset speed: 80°/s
Tilt Speed Tilt speed: configurable from 0.1° to 80°/s, preset speed 80°/s
Presets 300
Patrol Scan 8 patrols, up to 32 presets for each patrol
Pattern Scan 4 pattern scans
Power-off Memory Yes
3D Positioning Yes
PTZ Status Display Yes
Preset Freezing Yes

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

Region of Interest (ROI) 8 fixed regions for each stream
Main Stream 50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720)

60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720)

Sub-Stream 50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288)

60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240)


Third Stream

50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480,

352 × 288)

60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480,

352 × 240)

Video Bit Rate 32 kbps to 16384 kbps
H.264 Type Baseline Profile/Main Profile/High Profile
H.265 Type Main profile
Scalable Video Coding (SVC) H.264 and H.265 encoding
Audio Compression G.711/G.722.1/G.726/MP2L2/PCM
Audio Bit Rate 64 Kbps (G.711)/16 Kbps (G.722.1)/16 Kbps (G.726)/32-192 Kbps (MP2L2)
Audio Sampling Rate 8 kHz/16 kHz/32 kHz/48 kHz
Environment Noise Filtering Yes
Network Storage NAS (NFS, SMB/CIFS), auto network replenishment (ANR)
Protocols IPv4/IPv6, HTTP, HTTPS, 802.1x, QoS, FTP, SMTP, UPnP, SNMP, DNS, DDNS,


API ONVIF (Profile S, Profile G, Profile T), ISAPI, SDK
Simultaneous Live View Up to 20 channels
User/Host Up to 32 users, 3 user levels: administrator, operator, and user



Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS 1.2, TLS 1.3, host

authentication (MAC address)

Web Browser Chrome 57.0+, Firefox 52.0+, Safari 11+, IE11
Image Parameters Switch Yes
Image Settings Saturation, brightness, contrast, sharpness, gain, and white balance

adjustable by client software or web browser

Day/Night Switch Day, Night, Auto, Schedule
Wide Dynamic Range (WDR) 120 dB
SNR > 52 dB
Defog Digital defog
Image Enhancement BLC, HLC, 3D DNR
Privacy Mask 24 programmable polygon privacy masks, mask color or mosaic


Regional Focus Yes
Regional Exposure Yes
Ethernet Interface 1 RJ45 10M/100M self-adaptive Ethernet port
On-board Storage Built-in memory card slot, support micro SD/SDHC/SDXC card, up to 256


Alarm 1 input, 1 output


1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 kΩ ± 10%;

1 output (line out), line level, output impedance: 600 Ω

Reset Yes
Basic Event Motion detection, video tampering alarm, exception, alarm input and



Smart Event

Line crossing detection, intrusion detection, region entrance detection, region exiting detection, unattended baggage detection, object removal

detection, audio exception detection


Alarm Linkage

Upload to FTP/NAS/memory card, notify surveillance centre, send email, trigger alarm output, trigger recording, and PTZ actions (such as preset,

patrol scan, pattern scan)

Intelligent Function

Face Capture

Detects up to 5 faces simultaneously.

Supports detecting, capturing, grading, selecting of face in motion, and output the best face picture of the face

Perimeter Protection Line crossing, intrusion, region entrance, region exiting

Support alarm triggering by specified target types (human and vehicle)

Power 12 VDC, max. 18 W, including max. 1.6 W for heater and 9 W for IR;

PoE (802.3at)

Operating Condition -30 °C to 65 °C (-22 °F to 149 °F). Humidity 90% or less (non-condensing)
Demist Yes
Material ADC12
Dimension Ø 164.5 mm × 290 mm (Ø 6.48 inch × 11.42 inch)
Weight Approx. 2 kg (4.41 lb.)
Protection IP66, TVS 6000V lightning protection, surge protection and voltage

transient protection

*Specifications are subject to change without prior notice. *Product picture may can be differ as per actual.


The DORI (detect, observe, recognize, identify) distance gives the general idea of the camera ability to distinguish persons or objects within its field of view.

DORI Detect Observe Recognize Identify
Definition 25 px/m 63 px/m 125 px/m 250 px/m
Distance (Tele) 2400.0 m (7874.0 ft) 952.4 m (3124.7 ft) 480.0 m (1574.8 ft) 240.0 m (787.4 ft)

Available Model


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