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Hikvision DS-7732NXI-I4/S 32CH no-PoE 4SATA AcuSense 4K NVR 4-ch Deep-Learning
$126.40 $631.99
Hikvision DS-7732NXI-I4/S(E) 32-Channel AcuSense 4K NVR
When you”re managing dozens of cameras, is simply recording everything enough—or do you need a system that helps you find the moments that actually matter?
The Hikvision DS-7732NXI-I4/S(E) combines up to 32 IP camera channels with AcuSense deep-learning analytics, high-resolution recording, facial recognition, and intelligent search capabilities.
Instead of forcing you to manually sort through hours of surveillance footage, features such as human and vehicle classification, AcuSearch, and smart playback can make reviewing security events far more efficient.
And with 256 Mbps incoming bandwidth, 4K video output, and extensive storage support, it”s built for surveillance systems that need room to perform and grow.
Why Buyers Choose This Model
A large surveillance system can create a different problem: more cameras often means more footage, more alerts, and more time spent trying to figure out what actually happened.
The DS-7732NXI-I4/S(E) is designed to help turn that volume of video into something easier to manage.
Buyers choose this model when they want the capacity of a 32-channel recorder without giving up intelligent analytics, high-resolution camera support, advanced search tools, or professional integration options.
Features That Make the Difference
Up to 32 IP Camera Channels — Protect More From One Recorder
Connect up to 32 IP cameras to one NVR, giving you the flexibility to cover entrances, parking areas, offices, hallways, warehouses, and other critical areas without needing a separate recorder every time your surveillance system expands.
AcuSense Human & Vehicle Analysis — Spend Less Time Chasing False Alarms
The NVR supports up to 4 channels of device-based perimeter protection with human and vehicle recognition.
Instead of treating every movement as equally important, the system can distinguish people and vehicles during supported perimeter events, helping reduce unnecessary false alarms and making important activity easier to identify.
AcuSearch — Find Important Targets Faster
With compatible Hikvision AcuSense cameras and AcuSearch enabled, the NVR supports AcuSearch across all channels and can model up to 172,800 targets per day.
So when you”re trying to locate a particular person or vehicle, you have an intelligent search tool designed to reduce the time spent manually scanning through recordings.
Motion Detection 2.0 — Make Motion Alerts More Useful
Motion Detection 2.0 is supported by the NVR across all channels for Hikvision cameras.
That gives larger installations a more intelligent way to work with motion events instead of relying only on traditional pixel-based movement alerts.
Advanced Facial Recognition — Search People, Not Just Timelines
The recorder supports face-picture comparison, human face capture, and face-picture search.
It can perform up to 4-channel human face capture and up to 8-channel face-picture comparison from cameras, giving supported installations another way to investigate who appeared on the property.
Up to 50,000 Face Pictures — Build a Powerful Recognition Database
Create up to 16 face-picture libraries containing as many as 50,000 face pictures in total.
For applications where identifying or searching for known individuals matters, this gives the system substantial capacity for organized facial-recognition data.
256 Mbps Incoming Bandwidth — Built for Large Camera Systems
With up to 256 Mbps of incoming bandwidth and 256 Mbps of outgoing bandwidth, the recorder is designed to handle substantial network-video traffic while supporting a large multi-camera installation.
Up to 32 MP Recording Support — Preserve More Visual Detail
The NVR supports recording resolutions up to 32 MP, including support for up to four 32 MP or 24 MP IP video inputs.
That means your recorder doesn”t have to become the limiting factor when selected areas require exceptionally high-resolution cameras.
4K HDMI Output — See Your System in High Resolution
HDMI 1 supports output up to 4K resolution at 60 Hz, helping you take advantage of high-resolution displays when monitoring live video or reviewing recorded evidence.
Flexible Multi-Monitor Output — Build a Better Monitoring Station
HDMI, VGA, and CVBS outputs give you multiple ways to configure your surveillance workstation.
The recorder supports HDMI 1/VGA simultaneous output as well as HDMI 2/VGA independent output, giving professional installations greater flexibility when arranging displays.
H.265+ Compression — Keep More Video Without Wasting Storage
Hikvision”s H.265+ compression can reduce storage requirements by up to 75%.
For a system recording dozens of cameras, more efficient compression can make a meaningful difference in how effectively available hard-drive space is used.
Four SATA Interfaces — Give Your Recording System Room to Store
The detailed specification table provides four SATA interfaces with support for hard drives up to 16 TB each.
That gives you substantial flexibility when designing retention around a larger camera count, higher recording resolutions, or longer recording periods.
16-Channel Synchronous Playback — Review Multiple Angles Together
The detailed specification table supports up to 16-channel synchronous playback.
Instead of investigating an incident one camera at a time, you can review multiple viewpoints together and better understand how an event moved across the property.
Smart Search & Smart Playback — Get to Relevant Footage Faster
Smart search lets you select an area within recorded video, while smart playback is designed to improve playback efficiency.
When something happens, the goal isn”t simply to know that you recorded it—it”s to be able to find the useful footage when you need it.
ANPR Support — Add Intelligent Vehicle Monitoring
With compatible cameras, ANPR functionality is supported across all channels.
The system can work with plate information including plate number, plate color, and plate type, along with vehicle attributes such as brand, color, and vehicle type.
POS Integration — Connect Transactions With Video
POS information can be overlaid on live view and recorded playback, with support for POS-triggered recording and alarms.
For retail environments, this gives you the ability to associate transaction activity with the corresponding surveillance footage when reviewing an incident.
Hik-Connect — Manage Your System More Conveniently
Hik-Connect support provides an easier way to manage network access to the surveillance system, helping you stay connected to the recorder without always needing to stand in front of it.
ONVIF & RTSP Support — More Integration Flexibility
Camera access support for ONVIF and RTSP, along with SDK and ISAPI support, gives installers additional flexibility when integrating the NVR into compatible surveillance environments.
Alarm I/O — Integrate Video With a Larger Security Solution
With 16 alarm inputs and 9 alarm outputs, the recorder can participate in a broader security setup rather than functioning only as a video-storage device.
What This Helps You Avoid
Imagine something happens on a property with 20 or 30 cameras.
You know it was recorded—but now someone has to sit there opening cameras, changing timelines, and searching through hours of footage just to understand what happened.
Or perhaps the system generates so many motion events that important activity begins to look like just another notification.
At that point, having more cameras hasn”t necessarily made the property easier to manage—it may have simply created more information to sort through.
That”s where the DS-7732NXI-I4/S(E) changes the experience.
Human and vehicle analytics can help make perimeter events more meaningful, AcuSearch can help locate relevant targets on compatible cameras, facial-recognition tools give you additional ways to investigate people, and synchronous playback helps you reconstruct events across multiple views.
Add support for up to 32 cameras, high-resolution recording, substantial storage capacity, 4K display output, and efficient H.265+ compression, and you get a recorder designed not simply to collect video—but to make a large surveillance system easier to operate when the footage actually matters.
Ideal For
- Businesses requiring surveillance across many areas
- Warehouses and distribution facilities
- Commercial and office buildings
- Retail stores requiring POS video integration
- Parking areas and vehicle-monitoring applications
- Properties requiring facial-recognition capabilities
- Large residential or multi-building surveillance systems
- Security rooms requiring multi-monitor video output
- Installations that may expand toward as many as 32 IP cameras
Product capabilities and specifications are based on the supplied Hikvision DS-7732NXI-I4/S(E) datasheet. The model is specified for up to 32 IP camera inputs with deep-learning analytics, perimeter protection, and facial-recognition capabilities. :contentReference[oaicite:0]{index=0}
Current Hikvision product materials also emphasize the model”s 32-channel capacity, AcuSense analytics, facial recognition, H.265+ compression, and high-resolution output as core capabilities. :contentReference[oaicite:1]{index=1}
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