REOLINK 8CH 4K/8MP Security Camera System Review

The REOLINK 8CH 4K/8MP Security Camera System (model RLK8-800B6) is a PoE-based NVR kit that pairs an 8-channel recorder with 4K Ultra HD cameras rated at 8MP resolution (3840 x 2160). It ships with a pre-installed 2TB hard drive for continuous recording and connects over Ethernet rather than Wi-Fi, a setup built for storefronts, offices, and warehouses that need dependable, wired coverage.

This review covers what the system does well, where it falls short based on what's disclosed in the listing, and how it compares to the other business security systems selling alongside it. Every claim below comes from REOLINK's own product listing.

What the REOLINK 8CH System Is — and Who Should Buy It

The REOLINK 8CH 4K/8MP Security Camera System is a wired PoE surveillance kit built around an 8-channel NVR, meaning the recorder can manage up to eight PoE cameras over a single network. It's built for continuous, professional-grade monitoring rather than the plug-in-and-forget style of consumer Wi-Fi cameras.

It suits businesses that need dependable coverage across multiple entry points or a larger footprint, such as a storefront with a parking lot, a small office with several doors, or a warehouse floor. The PoE design and 2TB of onboard storage point toward a system meant to run unattended around the clock.

• Best for: small and mid-size businesses covering multiple camera positions with one wired NVR system
• Also good for: sites that want AI-filtered alerts instead of constant motion-triggered notifications
• Skip it if: you need a wireless, no-wiring setup, or want the included camera count confirmed against the 8-channel NVR before buying

8-Channel NVR: What the Channel Count Means for Coverage

The system's NVR supports up to 8 channels, which sets the ceiling on how many PoE cameras it can record from at once. That headroom matters for a growing business, since a new camera can be added to an open channel without replacing the recorder.

The listing doesn't break out how many cameras ship in the box against that 8-channel ceiling. A business planning a specific number of camera positions should confirm the included camera count against its site plan before ordering.

4K Resolution and Night Vision Range

The cameras record at 4K Ultra HD, 8MP resolution (3840 x 2160), the same output listed for the whole RLK8-800B6 system. Per the listing, that resolution pairs with 3D-DNR noise reduction to cut grain in low light rather than simply brightening the image.

Night vision comes from 18 infrared LEDs per camera, rated to reach 100 feet in the dark, per REOLINK's listing. That range is built for exterior use, like a parking lot or loading dock, more than for a small interior room.

AI Person, Vehicle, and Animal Detection

The system uses shape-based AI detection to tell people and vehicles apart from animals or moving shadows, according to the listing. That distinction is what cuts down false alerts compared with a camera that triggers on any motion.

Cameras can be configured to send alerts only for specific detection types, so a warehouse could ignore animal-triggered notifications while still catching every person or vehicle that crosses a monitored zone. The listing describes checking these alerts from the phone's lock screen without opening the app.

PoE Wiring and Setup

The system runs on Power over Ethernet, so each camera gets both power and a network connection through one Ethernet cable to the NVR, run up to 300 feet, per the listing. REOLINK positions this as a 3-step setup: connect the cameras to the NVR, install the free Reolink app, and add the device information in the app.

PoE trades wireless convenience for a wired, more stable connection. Per the listing, it delivers a lossless video signal without the interference or dropped-frame risk that wireless cameras can have. Footage can then be viewed locally through a connected monitor, not included, or remotely through the Reolink app.

Storage: The Pre-installed 2TB HDD and How Far It Expands

The system ships with a 2TB hard drive already installed for continuous 24/7 recording, so there's no separate storage purchase needed before recording starts. That's meaningful headroom for an 8-channel system running around the clock.

For businesses that outgrow 2TB, the listing states the system supports an external hard drive up to 8TB, with total capacity expanding to 16TB using two 8TB drives. That scaling path matters more the more cameras are actively recording across the 8 channels.

Where the REOLINK 8CH System Falls Short

The biggest gap is what the listing leaves out: it never states how many cameras ship in this specific kit relative to the 8-channel NVR, so buyers can't confirm coverage without checking further. That's a real planning risk for a business sizing camera positions against a budget.

• Requires wired PoE Ethernet runs up to 300 feet, not a fit for sites that can't run cable to every camera position
• A monitor for local viewing is not included, so on-site live viewing needs a separate display
• The listing does not specify the number of cameras included in the box against the 8-channel NVR capacity

REOLINK 8CH vs the Alternatives

At Layer3Labs, our own gear-radar routine tracks dozens of Business Security Cameras listings a week, and one thing holds across nearly every PoE NVR kit on this shelf: the HDD size and the NVR's channel ceiling are what actually separate one system from another, not the headline camera count printed at the top of the listing.

Against REOLINK's own 16-channel, 12MP system with a 4TB HDD, this 8CH kit trades resolution and channel headroom for a smaller footprint, better suited to a single storefront or small office than a multi-building site. Against the eufy Security 4K NVR System S4 Max, which pairs 8 cameras with an 8TB HDD, this REOLINK kit ships less pre-installed storage but runs the same PoE, 4K, AI-detection formula.

Alternatives worth comparing

If the REOLINK 8CH 4K/8MP Security Camera System with 2TB HDD RLK8-800B6 is not the right fit, these are the other business security cameras ranking alongside it right now.

eufy Security 4K NVR System S4 Max, 8-Cam, 8TB HDD, PoE Wired

#2 in Business Security Cameras

An 8-camera 4K NVR kit with a larger 8TB HDD, for businesses that want more pre-installed storage out of the box.

Read the review →Check price →

eufy Security PoE Turret Camera E41, 4K UHD, Add-On Cam

#2 in Business Security Cameras

A single 4K PoE turret camera for adding an extra position to an existing eufy NVR system.

Read the review →Check price →

eufy Security PoE Bullet-PTZ Cam S4, 4K UHD, Add-On Cam

#2 in Business Security Cameras

A pan-tilt-zoom bullet camera add-on for eufy NVR systems, built for covering a wider area from one mount point.

Check price →