DS-2DE7A825IWG1-E - is a professional PTZ Speed Dome camera with 4.8-120mm motorized lens and 25x optical zoom, designed for advanced monitoring of large areas and critical infrastructures. Equipped with an 8MP Ultra HD sensor and DarkFighter and AI-ISP technologies, it offers extremely clear images even in low light conditions, while AcuSense artificial intelligence distinguishes people and vehicles, reducing false alarms. The PTZ system with 360° rotation, IR up to 200 meters , WDR 120 dB and Auto Tracking guarantees precise control and continuous video surveillance even in complex environments. Complete with integrated dual microphone , audio speaker with light and sound alarm, H.265+ compression, microSD support up to 512GB and IP67 IK10 protection for professional outdoor use. Hikvision
DS-2DE7A825IWG1-E – 8MP 2.8-12mm VARIFOCAL LENS PTZ SPEED DOME CAMERA - ACUSENSE - DARKFIGHTER

The Hikvision DS-2DE7A825IWG1-E is a professional PTZ Speed Dome camera with a 4.8-120mm motorized lens and 25x optical zoom, ideal for monitoring large areas such as airports, infrastructure, car parks and industrial sites. Thanks to the 8MP Ultra HD sensor, DarkFighter and AI-ISP technologies, it guarantees extremely clear images even in low light conditions. The intelligent AcuSense system with deep learning distinguishes people and vehicles, reducing false alarms, while the PTZ with 360° rotation, IR up to 200 meters and Auto Tracking ensures advanced control and continuous monitoring. Complete with a dual integrated microphone , audio speaker with light and sound alarm, H.265+ compression, microSD support up to 512GB and professional IP67 IK10 protection.
Main features:
- 8MP Ultra HD 3840x2160 resolution
- 4.8-120mm motorized lens with 25x optical zoom
- DarkFighter technology and AI-ISP for low light
- AcuSense AI technology with people and vehicle detection
- 360° PTZ rotation with Auto Tracking
- IR night vision up to 200 meters
- H.265+ video compression
- WDR 120 dB and EIS stabilization
- Built-in dual microphone and audio speaker
- Active alarm with white light and sound warning
- Face Capture and People Counting
- MicroSD support up to 512GB
- IP67 vandal-proof IK10 protection
- ONVIF, Hik-Connect and HikCentral Pro compatibility
Further details
Ultra HD 8MP 3840x2160 resolution capable of offering very high definition images and video fluidity up to 30fps , ideal for monitoring airports, infrastructures, car parks, industrial areas and high security environments.
Professional IP Network Camera compatible with ONVIF, Hik-Connect, HikCentral Pro, ISAPI and HTTPS , equipped with H.265+ video compression, microSD support up to 512GB , PoE+ and professional IP67 IK10 protection for advanced outdoor installations.
Technical data sheet
| DS-2DE7A825IWG1-E | |
| Room | |
| Image Sensor | 1/1.8" Progressive Scan CMOS |
| Max. Resolution | 3840 × 2160 |
| Min. Illumination | Color: 0.005 Lux @ (F1.8, AGC ON),B/W: 0.001 Lux @ (F1.8, AGC ON),0 Lux with IR |
| Shutter Time | 1/3 s to 1/300,000 s |
| Day & Night | IR cut filter |
| Zoom | 25 × optical, 16 × digital |
| Angle Adjustment | Yes |
| Lens | |
| Focal Length | 4.8 to 120 mm |
| FOV | Horizontal field of view: 55.3° to 3.0°, vertical field of view: 32.2° to 1.7°, diagonal field of view: 62.3° to 3.4° |
| Focus | Auto, semi-auto, manual |
| Openings | Max F1.6 |
| Zoom Speed | Approx. 3.5 s |
| Illuminator | |
| Supplement Light Type | IR |
| Supplement Light Range | IR Distance: up to 200 m |
| PTZ | |
| Movement Range (Pan) | 360° |
| Movement Range (Tilt) | -15° to 90° (auto flip) |
| Pan Speed | Pan speed: configurable from 0.1° to 160°/s; preset speed: 240°/s |
| Tilt Speed | Tilt speed: configurable from 0.1° to 120°/s, preset speed 200°/s |
| Proportional Pan | Yes |
| Presets | 300 |
| Preset Freezing | Yes |
| Patrol Scan | 8 patrols, up to 32 presets for each patrol |
| Pattern Scan | 4 pattern scans |
| Park Action | Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan |
| 3D Positioning | Yes |
| PTZ Status Display | Yes |
| Scheduled Task | Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust, aux output |
| Power-off Memory | Yes |
| Video | |
| Main Stream | 50 Hz: 25 fps (3840 × 2160, 2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720), 60 Hz: 30 fps (3840 × 2160, 2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) |
| Sub-Stream |
50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288); |
| Third Stream |
50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288) |
| Video Bit Rate |
32 kbps to 16384 kbps |
| Video Compression |
Main stream: H.265/H.264/H.264+/H.265+, |
| H.264 Type |
Baseline Profile, Main Profile, High Profile |
| H.265 Type |
Main Profile |
| Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
| Region of Interest (ROI) |
8 fixed regions for each stream |
| Audio | |
| Audio Compression | G.711/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC |
| Audio Bit Rate | 64 Kbps (G.711),16 Kbps (G.722.1),16 Kbps (G.726),32 to 192 Kbps (MP2L2),16 to 64Kbps (AAC-LC),8 to 320 Kbps (MP3) |
| Audio Sampling Rate | MP2L2: 16kHz,AAC-LC: 16kHz,PCM: 8kHz, 16kHz,MP3: 8kHz, 16kHz |
| Environment Noise Filtering | Yes |
| Network | |
| 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 |
| Simultaneous Live View |
Up to 20 channels |
| API | ONVIF (Profile S, Profile G, Profile T),ISAPI,SDK,ISUP |
| User/Host |
Up to 32 users. |
| Security |
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) |
| Network Storage |
NAS (NFS, SMB/CIFS), auto network replenishment (ANR) |
| Client |
iVMS-4200, HikCentral Pro, Hik-Connect |
| Web Browser |
IE11, Chrome 80+, Firefox 80+, Safari 13+, Edge 89+ |
| Image | |
| 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 Stabilization | EIS |
| Image Enhancement | BLC, HLC, 3D DNR |
| Privacy Mask | 24 programmable polygon privacy masks, mask color or mosaic configurable |
| Regional Focus | Yes |
| Regional Exposure | Yes |
| VR View | 360° Real Scene Stitched Panoramic Image |
| Interface | |
| Ethernet Interface | 1 RJ45 10M/100M self-adaptive Ethernet port |
| On-Board Storage | Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512GB |
| Built-in Speaker | 1 built-in speaker with effective distance reaching max. 30 meters |
| Audio | 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 |
| Alarm | 2 inputs, 1 output |
| Reset | Yes |
| Built-in Microphone | 2 built-in Microphone: Arrayed dual-microphone up to 8 meters |
| Event | |
| Basic Event | Motion detection, video tampering alarm, exception, alarm input and output |
| Smart Event | line crossing detection, intrusion detection, region entrance detection, region exiting detection, unattended baggage detection, object removal detection, audio exception detection |
| Linkage | Upload to FTP/NAS/memory card, notify surveillance center, send email, trigger alarm output, trigger recording, audible warning, white light flashing, and PTZ actions (such as preset, patrol scan, pattern scan, tracking) |
| Deep Learning 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 |
| Regional People Counting | Supports up to 8 detection regions, and independent arming schedule and linkage method Supports 3 detection modes: people density detection, number of people exception detection, waiting time exception detection Supports searching real-time number of people |
| Linkage and Tracking | |
| Smart Tracking | Manual tracking, auto-tracking |
| General | |
| Power |
36 VDC ± 25%, max. 42 W, |
| Dimension |
Ø 220 mm × 363.3 mm (Ø 8.66" × 13.91") |
| Weight |
Approx. 5 kg (11.03 lb.) |
| Material |
ADC12 |
| Operating Conditions |
-30 °C to 65 °C (-22 °F to 149 °F). Humidity 90% or less (non-condensing) |
| Demist |
Yes |
| Approval | |
| EMC |
CE-EMC (EN 55032:2015+A1:2020, EN 50130-4:2011+A1:2014, EN IEC 61000-3-2:2019+A1:2021+A2:2024, EN 61000-3-3:2013+A1:2019+A2:2021),RCM (AS/NZS CISPR 32: 2015) |
| Safety |
CB (IEC 62368-1:2014), CE-LVD (EN 62368-1:2014 + A11:2017) |
| Environment |
CE-RoHS (2011/65/EU); WEEE (2012/19/EU); |
| Protection |
IP67 (IEC 60529-2013),IK10 (IEC 62262:2002),TVS 6000 V lightning protection, surge protection and voltage transient protection |


