Hikvision DS-2CD2043G2-IU 4MP PoE Bullet Camera with Mic & AcuSense AI
Hikvision DS-2CD2043G2-IU 4MP PoE Bullet Camera with Mic & AcuSense AI
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Description
Description
Hikvision DS-2CD2043G2-IU — 4MP AcuSense Fixed Bullet (Built-in Mic)
Need context with your video? The DS-2CD2043G2-IU adds a built-in microphone to the proven 4MP AcuSense bullet—so you can hear important details when it counts. You get clean 4MP imaging, 120 dB WDR for tricky entrances, and smart alerts that prioritize people and vehicles. It’s a fast, single-cable PoE install that’s built to live outdoors.
Why buyers choose this model
- Integrated audio — capture on-scene sound without external mics or extra wiring.
- 4MP + WDR — high detail and balanced exposure in mixed lighting.
- AcuSense accuracy — alarms focus on human/vehicle movement to cut noise.
- Up to 40 m IR — clear night vision for yards, alleys, and small lots.
- Local microSD (up to 512 GB) — edge recording keeps footage rolling if the network or NVR is down.
What this helps you avoid
- Missing critical context (voices, shouts, tool sounds) during incidents.
- False notifications from irrelevant motion.
- Re-runs and truck rolls to re-wire audio accessories.
- Lost footage when the network or NVR has a hiccup.
What’s in the box
- DS-2CD2043G2-IU camera
- Mounting hardware and installation guide
- Quick start documentation
Product Support & Shipping Details
Product Support & Shipping Details
We move quickly so you don’t have to wait, place your order before 3pm EST and it ships out the same day, with everything else going out the next business day. Most customers see their package in about 3 business days, giving you a smooth, predictable delivery experience.
For Support you’re never on your own with us. if something comes up, our U.S.-based support team is here to help you troubleshoot, set up, or get answers fast. We make sure you always know exactly what to do next so your product keeps working the way you need it to.
30 Day Returns & Money Back Guarantee
30 Day Returns & Money Back Guarantee
If the product isn’t the right fit, no worries—our 30-day money-back guarantee gives you the space to try it without the pressure. You can return it within 30 days as long as it’s in its original condition. And to keep things simple, you can start the return right from your account, no hassle, no long back-and-forth.
Downloads
Product Manuals, data sheets.
Downloads
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
DS-1275ZJ-SUS, DS-1276ZJ-SUS, DS-1280ZJ-XS
Accessories & Mounts Available
Technical Specifications
Hikvision DS-2CD2043G2-IU – 4MP AcuSense Fixed Bullet Camera
The DS-2CD2043G2-IU gives you sharp 4MP video, smarter alerts that focus on people and vehicles, and a simple PoE install you can trust outdoors. Built-in WDR keeps details clear in tough lighting, H.265+ saves storage, and the “-U” model’s integrated mic captures important audio—so you see and hear what matters without digging through hours of false alarms. :
Key Features
- 4MP clarity — identify faces, plates, and critical details with 2688×1520 video.
- 120 dB WDR — balanced images against glare and backlight at entryways and windows.
- AcuSense analytics — human/vehicle classification reduces false alarms and speeds review.
- Built-in mic (-U model) — capture on-scene audio for added context.
- Up to 40 m IR — dependable night vision coverage.
- H.265+ — efficient compression to stretch storage and bandwidth.
- IP67 weather rating — built for tough outdoor conditions.
- PoE (802.3af) — one-cable power and data for quick, clean installs.
Camera
Lens
Illuminator
Video
Audio (-U Model)
Network
Image
Interface & Storage
Events & Deep Learning
General
Power, Environment & Dimensions
Approvals & Protection
Anti-Corrosion Note
Accessories Found
Ideal Applications & Common Uses
- Home exteriors and driveways needing reliable person/vehicle notifications.
- Small business storefronts and offices where backlight (windows/doors) challenges image quality.
- Parking lots, alleys, and building perimeters up to ~40 m night coverage.
- Warehouses and loading areas needing audio context (-U mic) for incidents.
Downloads
Frequently Asked Questions
The “-U” version (DS-2CD2043G2-IU) includes a built-in microphone for real-time audio security, which the non-U version does not.
For the DS-2CD2043G2-IU, the minimum illumination in color mode is 0.005 Lux (F1.6, AGC ON), and 0 Lux with IR on.
The IR range is up to 40 m for the DS-2CD2043G2-IU.
Yes — the DS-2CD2043G2-IU uses deep-learning algorithms to classify human and vehicle targets, improving the accuracy of alarms.
It offers 2.8 mm, 4 mm and 6 mm fixed lenses. For example: at 2.8 mm: Detect up to 67 m, Observe up to 26 m, Recognize up to 13 m, Identify up to 6 m. At 4 mm: Detect 80 m, Observe 31 m, Recognize 16 m, Identify 8 m. At 6 mm: Detect 120 m, Observe 47 m, Recognize 24 m, Identify 12 m.
Yes — it has an IP67 rating and is built for outdoor installation.
The DS-2CD2043G2-IU supports H.265, H.264, H.264+ and H.265+ for the main stream, and H.265/H.264/MJPEG for the sub-stream.
The camera supports up to 32 users (administrator, operator, user levels) for live view and configuration.
The lens mount type is M12.
The shutter speed range is 1/3 s to 1/100,000 s.

