Product Overview
Built for hybrid analog and IP surveillance systems, the Hikvision iDS-7204HUHI-M2/S is a 4-channel AcuSense DVR that brings deep learning-based detection to coaxial cable installations. It accepts HDTVI, AHD, CVI, CVBS, and IP inputs, making it suitable for both new deployments and staged upgrades of existing analog infrastructure. Featuring H.265 Pro+ compression and support for up to 5 MP recording at 12 fps, the iDS-7204HUHI-M2/S keeps storage demands manageable without sacrificing resolution. It also integrates AcuSense technology, which classifies targets as humans or vehicles to reduce unwanted alerts caused by foliage, animals, or lighting changes. With 2 SATA bays supporting up to 20 TB total, simultaneous HDMI and VGA outputs, and a compact 1U chassis running on just 12 VDC, it suits rack-mounted installations or tight equipment enclosures in small to medium commercial and residential projects. No HDD is included.
Key Capabilities
AcuSense Human and Vehicle Classification
Deep learning-based motion detection 2.0 filters targets by type, separating humans and vehicles from irrelevant triggers like animals or tree movement. This reduces nuisance alerts and focuses attention on events that matter.
Multi-Format Hybrid Input
Supports HDTVI, AHD, CVI, CVBS, and IP camera inputs across 4 analog channels plus up to 6 IP channels. This lets installers mix camera types or migrate an existing analog system toward IP at their own pace.
H.265 Pro+ Compression
H.265 Pro+ encoding reduces file sizes significantly compared to H.264, allowing longer retention periods on the same drive capacity. This is particularly useful when recording at 5 MP across multiple channels continuously.
Dual SATA Storage – Up to 20 TB
Two SATA interfaces each support drives up to 10 TB, giving a maximum on-board capacity of 20 TB. This provides meaningful retention headroom for 5 MP recordings across all 4 channels without requiring network-attached storage.
Simultaneous HDMI and VGA Display
HDMI output supports up to 2560 x 1440 at 60 Hz, while VGA reaches 1920 x 1080 at 60 Hz, both operating at the same time. This suits setups with a dedicated monitoring screen and a secondary display at a reception or control desk.
Best For
- Coaxial Cable Upgrades: Sites with existing coaxial wiring can retain their cabling infrastructure while moving to 5 MP TVI 4.0 cameras and gaining AcuSense smart detection through the iDS-7204HUHI-M2/S.
- Small Commercial Installations: Retail stores, small offices, and warehouses needing 4 channels of 5 MP recording with intelligent human and vehicle alerts will get practical value from this recorder without overbuilding.
- Phased IP Migration: The hybrid input structure allows up to 6 IP cameras to be added alongside existing analog cameras, making it a practical bridge recorder when a full rip-and-replace is not feasible.
- Residential Premises with Higher Resolution Needs: Homeowners upgrading from lower-resolution analog systems can connect TVI 4.0 cameras at 5 MP and benefit from smarter motion filtering without moving to a full IP NVR setup.
Why Choose the iDS-7204HUHI-M2/S
What separates the iDS-7204HUHI-M2/S from a standard hybrid DVR is the integration of AcuSense deep learning directly into the recorder. Rather than relying on camera-side processing, this unit classifies humans and vehicles at the recorder level, which means AcuSense filtering benefits can extend to compatible analog cameras that do not carry their own AI processing. Recording at 5 MP full resolution at 12 fps and up to 8 MP lite at 15 fps, it handles high-detail footage across all 4 channels within a compact 1U chassis drawing just 10 W. The dual SATA bays, H.265 Pro+ compression, and up to 6 additional IP inputs give installers genuine flexibility to design systems that grow over time. The iDS-7204HUHI-M2/S is available at Security Wholesalers as part of the broader Hikvision TVI 4.0 hybrid recorder range.
Buyer Decision Tips
Storage Planning: No HDD is included with this unit. With 4 channels recording at 5 MP and H.265 Pro+ compression, a single 4 TB to 6 TB drive will deliver reasonable retention for most small-site applications. If continuous recording at full resolution across all channels is required, pairing both SATA bays with higher-capacity drives from the outset avoids an early upgrade. Calculate your target retention period before purchasing drives separately.
Camera Compatibility and Channel Expansion: The 4 analog channels support HDTVI 4.0 at 5 MP as well as AHD, CVI, and CVBS signals, so most modern and legacy analog cameras will connect without issue. When expanding with IP cameras, confirm that additional channels are enabled correctly via the channel configuration settings, as the recorder supports up to 6 IP inputs alongside the 4 analog channels rather than automatically switching modes.
Key Features & Technical Specifications
| Model |
iDS-7204HUHI-M2/S |
| Analog Video Inputs |
4 channels (HDTVI / AHD / CVI / CVBS) |
| IP Camera Inputs |
Up to 6 IP cameras (up to 8 MP resolution) |
| Max Recording Resolution |
8 MP lite @ 15 fps / 5 MP @ 12 fps / 4 MP / 1080p / 720p / D1 |
| Video Compression |
H.265 Pro+ / H.265 / H.264+ / H.264 |
| Audio Compression |
G.711u |
| Audio Input / Output |
1-channel RCA input / 1-channel RCA output |
| HDMI Output |
Up to 2560 x 1440 @ 60 Hz |
| VGA Output |
Up to 1920 x 1080 @ 60 Hz |
| Display |
Simultaneous HDMI and VGA |
| Storage |
2 x SATA interfaces, up to 10 TB each (20 TB total) |
| HDD Included |
No |
| Network Interface |
1 x RJ45 10/100 Mbps Ethernet |
| Network Protocols |
TCP/IP, DHCP, DDNS, NTP, SADP, HTTPS, ONVIF |
| USB Interfaces |
1 x USB 2.0 (front), 1 x USB 2.0 (rear) |
| Form Factor |
1U |
| Dimensions |
384 x 313 x 52 mm |
| Weight |
Less than or equal to 1.16 kg |
| Power Supply |
12 VDC, less than or equal to 10 W |
| Operating Temperature |
-10°C to +55°C |
| Humidity |
10% to 90% |
Ideal Use Cases
Retail Stores
AcuSense human and vehicle classification helps loss prevention teams focus on genuine events rather than sifting through alerts triggered by movement outside the shopfront or reflections. The 5 MP recording resolution captures sufficient detail for identifying individuals at entry points and aisles.
Small Commercial Offices
The compact 1U chassis and 10 W power draw make the iDS-7204HUHI-M2/S easy to fit into a small IT rack or equipment cabinet without dedicated cooling. 4 channels covers a typical office reception, car park entry, rear access, and server room.
Existing Coaxial Cable Sites
Properties with installed coaxial runs can connect TVI 4.0 cameras at 5 MP resolution without re-cabling. The multi-format input also accepts older AHD and CVBS cameras, so a gradual camera-by-camera upgrade is straightforward without replacing the recorder prematurely.
Residential Upgrades
Homeowners replacing a legacy 720p or 1080p analog system gain a meaningful step up to 5 MP recording and smart detection without moving to a full IP network infrastructure. The 20 TB maximum storage capacity provides long retention periods for residential schedules.
Schools and Childcare Facilities
Entry and perimeter coverage with human classification filtering reduces unnecessary alerts during windy or heavily vegetated environments. Facial detection support aids in reviewing recorded footage quickly when an incident needs to be located and evidenced.
Choosing the Right Model
- Choose this model if: You are installing or upgrading a coaxial-based system with up to 4 analog camera positions and want AcuSense human and vehicle detection at the recorder level, with the option to add up to 6 IP cameras later as the site expands.
- Choose a different model if: Your site requires more than 4 analog channels, as this recorder is limited to 4 BNC inputs. If the entire camera run is already IP-based, a dedicated NVR will offer better channel density and PoE options without the overhead of hybrid analog circuitry.
- Choose a different model if: You require built-in PoE switching for IP cameras. The iDS-7204HUHI-M2/S does not include PoE ports, so IP cameras will need their own switch or individual power supplies.
FAQs
- Does the iDS-7204HUHI-M2/S come with a hard drive included?
No. The iDS-7204HUHI-M2/S ships without a HDD. You will need to purchase and install one or two SATA hard drives separately. The unit supports up to 2 drives with a maximum capacity of 10 TB each, giving 20 TB total on-board storage. Standard surveillance-grade SATA HDDs are recommended for continuous recording workloads.
- What does AcuSense do on this DVR and do I need special cameras to use it?
AcuSense on the iDS-7204HUHI-M2/S uses deep learning at the recorder level to classify motion events as either human or vehicle targets, filtering out alerts caused by animals, foliage, or lighting changes. Because processing occurs at the DVR, compatible AcuSense-capable TVI cameras can pass detection data through the coaxial cable to trigger recorder-side classification. Check camera compatibility with this DVR before purchasing cameras specifically for perimeter detection workflows.
- How many IP cameras can I connect alongside the 4 analog channels?
The iDS-7204HUHI-M2/S supports up to 6 IP camera inputs in addition to the 4 BNC analog channels. IP cameras connect via the network interface rather than the BNC connectors. Note that this recorder does not include built-in PoE ports, so IP cameras will require a separate PoE switch or individual power adapters.
- Can I connect cameras from other manufacturers to this DVR?
Yes. The multi-format input supports HDTVI, AHD, CVI, and CVBS signals, which covers the majority of analog HD camera brands on the market. IP cameras connecting via the network port should be ONVIF-compatible for the broadest compatibility, though full feature access including AcuSense integration will be most reliable with Hikvision cameras.
- What resolution and frame rate does this recorder support for TVI 4.0 cameras?
At 5 MP (TVI 4.0), the iDS-7204HUHI-M2/S records at up to 12 fps per channel. It also supports 8 MP lite at 15 fps for compatible cameras, as well as 4 MP, 1080p, 720p, and D1 resolutions at higher frame rates. H.265 Pro+ compression applies across all resolutions to keep storage consumption manageable.
- Can this DVR be accessed and viewed remotely?
Yes. The iDS-7204HUHI-M2/S connects via its RJ45 10/100 Mbps Ethernet port and supports remote viewing through Hikvision’s client software and mobile applications. It supports standard network protocols including TCP/IP, DHCP, DDNS, NTP, SADP, and HTTPS. Remote access requires correct network configuration and port forwarding or a cloud connectivity setup through the Hikvision platform. This unit is available through Security Wholesalers as part of the Hikvision hybrid DVR range.
- What are the display output options for this recorder?
The iDS-7204HUHI-M2/S provides both HDMI and VGA outputs operating simultaneously. HDMI supports up to 2560 x 1440 at 60 Hz, making it compatible with higher-resolution monitors, while VGA runs at up to 1920 x 1080 at 60 Hz. This allows a primary monitor to be connected via HDMI alongside a secondary display at a separate location via VGA, useful in reception and back-office monitoring setups.
Additional Information
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