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Name:
D2120-AEI-P(3.6mm)
- Description:
- 1 / 2.7 inch, 3.6mm fixed focus, 30m infrared light compensation, Poe, Behavior analysis: fast moving, over-line detection, area intrusion, entry / exit area Anomaly detection: occlusion detection
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- Brand:
- Huawei
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- GTIN:
- 634041750299
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- Price:
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D2120-AEI-P(3.6mm) Overview
D2120-AEI-P(3.6mm) is a dome IP camera offering a 4MP resolution with a fixed 3.6mm lens that delivers a 90° field of view. It utilizes H.265 video compression, features true day/night mode with starlight low-light technology and an infrared range of up to 30m, and supports Power over Ethernet (PoE) connectivity. This camera is ONVIF compliant and incorporates smart detection features including motion detection, intrusion detection, line crossing, and face detection.
Designed for versatile deployment environments such as offices, retail outlets, parking areas, government buildings, and critical infrastructure sites, the D2120-AEI-P(3.6mm) facilitates reliable indoor and outdoor surveillance. Its built-in MicroSD storage option (supporting up to 128 GB), integrated built-in microphone, and robust vandal resistance (IK08 rating) make it a dependable choice for modern security systems.
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D2120-AEI-P(3.6mm) Specifications
| Product Type | IP Camera |
| Camera Type | Dome |
| Mounting Option | Ceiling |
| Color | Black |
| Use Case | Indoor Surveillance / Outdoor Monitoring / Office / Retail / Critical Infrastructure |
| Resolution | 4MP |
| Lens Type | Fixed |
| Focal Length | 3.6mm |
| Field Of View | 90° |
| Image Sensor | 1/3" CMOS |
| Frame Rate | 30 FPS |
| Infrared Range | 30m |
| Low Light Technology | Starlight |
| Day/Night Mode | True Day/Night (ICR) |
| Video Compression | H.265 |
| Audio Support | Built-in Mic |
| Storage Options | MicroSD |
| Max Storage Capacity | 128 GB |
| Power Supply | PoE |
| Network Interface | 1 x RJ-45 |
| Wireless Support | No |
| ONVIF Compliance | Yes |
| Smart Features | Motion Detection / Intrusion Detection / Line Crossing / Face Detection |
| Vandal Resistance | IK08 |
| Weather Rating | IP66 |
| Product Name | D2120-AEI-P(3.6mm) |
| Height | 4 inches |
| Width | 3 inches |
| Depth | 3 inches |
| Weight | 1.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Audio Support | Built-in Mic | Built-in Mic | No Audio | Audio Input | Built-in Mic |
| Camera Type | Dome | Dome | Bullet | Dome | Dome |
| Color | Black | Black | Black | Black | Black |
| Day/Night Mode | True Day/Night (ICR) | True Day/Night (ICR) | True Day/Night (ICR) | True Day/Night (ICR) | True Day/Night (ICR) |
| Depth | 3 inches | N/A | 2.5 inches | 4 inches | 5 inches |
| Field of View | 90° | Adjustable | 78° | 120° | 90° |
| Focal Length | 3.6mm | 2.7–13.5mm | 6mm | 2.7–13.5mm | 4mm |
| Frame Rate | 30 FPS | 60 FPS | 30 FPS | 60 FPS | 30 FPS |
| Height | 4 inches | N/A | 3.5 inches | 4 inches | 4 inches |
| Image Sensor | 1/3" CMOS | 1/2.8" CMOS | 1/3" CMOS | 1/2.8" CMOS | 1/2.8" CMOS |
| Infrared Range | 30m | 50m | 30m | 50m | 30m |
| Lens Type | Fixed | Varifocal | Fixed | Varifocal | Fixed |
| Low Light Technology | Starlight | DarkFighter | Starlight | Starlight | Starlight |
| Max Storage Capacity | 128 GB | 128 GB | 128 GB | 128 GB | 128 GB |
| Mounting Option | Ceiling | Ceiling | Wall / Ceiling | Ceiling | Ceiling |
| Network Interface | 1 x RJ-45 | 1 x RJ-45 | 1 x RJ-45 | 1 x RJ-45 | 1 x RJ-45 |
| ONVIF Compliance | Yes | Yes | Yes | Yes | Yes |
| Power Supply | PoE | PoE | PoE | PoE | PoE |
| Product Name | D2120-AEI-P(3.6mm) | IPC6325-WD-VR | IPC6232-IR(6mm) | IPC6111-I High-Performance Varifocal Dome IP Camera | IPC6122-D |
| Product Type | IP Camera | IP Camera | IP Camera | IP Camera | IP Camera |
| Resolution | 4MP | 4K | 4MP | 4K | 4MP |
| Smart Features | Motion Detection / Intrusion Detection / Line Crossing / Face Detection | Motion Detection, Intrusion Detection, Line Crossing, Face Detection | Motion Detection / Intrusion Detection / Line Crossing / Face Detection | Motion Detection / Intrusion Detection / Line Crossing / Face Detection | Motion Detection, Intrusion Detection, Line Crossing, Face Detection |
| Storage Options | MicroSD | MicroSD | MicroSD | MicroSD | MicroSD |
| Use Case | Indoor Surveillance / Outdoor Monitoring / Office / Retail / Critical Infrastructure | Office / Retail | Outdoor Monitoring / Perimeter Security / Retail | Office / Retail / Critical Infrastructure | Office |
| Vandal Resistance | IK08 | IK10 | N/A | IK10 | IK08 |
| Video Compression | H.265 | H.265+ | H.265 | H.265 | H.264 |
| Weather Rating | IP66 | IP67 | IP66 | IP67 | IP66 |
| Weight | 1.2 lbs | N/A | 1.5 lbs | 2 lbs | 1.2 lbs |
| Width | 3 inches | N/A | 2.8 inches | 5 inches | 6 inches |
| Wireless Support | No | No | No | Wi-Fi | No |
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Questions & Answers
Q
What are the key specifications of the D2120-AEI-P (3.6mm) security camera?
A
The D2120-AEI-P features a 1/2.7″ 2MP sensor, 3.6mm fixed-focus lens, 30m IR illumination, PoE support, behavior analysis (fast motion, over-line, intrusion, entry/exit) and occlusion anomaly detection.
Q
What field of view does the 3.6mm fixed-focus lens provide?
A
The 3.6mm lens delivers approximately 80° horizontal and 45° vertical field of view, ideal for medium-range surveillance.
Q
How effective is the infrared illumination on this camera?
A
The integrated IR LEDs provide clear black-and-white images up to 30 meters in complete darkness.
Q
Does the D2120-AEI-P support Power over Ethernet?
A
Yes, it is fully compliant with IEEE 802.3af PoE standards, allowing data and power over a single Ethernet cable.
Q
Which behavior analysis functions are supported?
A
It supports fast motion detection, over-line crossing, area intrusion, and entry/exit region analysis for proactive alerts.
Q
What anomaly detection capabilities are included?
A
The camera uses occlusion detection to recognize lens obstruction or tampering and trigger immediate warnings.
Q
How do I configure over-line and intrusion detection?
A
Use the web interface or NVR software to draw virtual lines/zones, set sensitivity thresholds, and assign alert actions.
Q
Is the D2120-AEI-P compatible with standard NVRs?
A
Yes, it is ONVIF Profile S compliant and works seamlessly with most third-party NVRs and VMS platforms.
Q
What network protocols does the camera support?
A
It supports TCP/IP, HTTP, HTTPS, DHCP, RTSP, RTP, UDP, SMTP, NTP, ONVIF, and IPv4/IPv6 for flexible integration.
Q
How do I install the camera for optimal performance?
A
Mount at a height of 2.5–3.5m, ensure PoE connectivity, adjust the lens angle, and configure detection zones via the web GUI.
Q
Can the camera record in low‐light conditions?
A
Yes, its sensitive 1/2.7″ sensor and IR LEDs deliver usable footage in low-light or no-light scenarios.
Q
What image resolution does the D2120-AEI-P deliver?
A
It provides up to 1920×1080 full HD resolution at 25/30fps for detailed video capture.
Q
How does fast motion detection work?
A
The camera analyzes frame-to-frame changes and flags objects moving above a defined speed threshold to reduce false alarms.
Q
What alert options are available upon detection?
A
Alerts can trigger email/SMS notifications, FTP uploads, alarm outputs, or on-screen warnings via connected NVR/DVR.
Q
Does the camera support remote viewing?
A
Yes, you can access live view and playback remotely via web browser, iOS/Android app, or third-party VMS.
