RLK8-420D4

Round-the-Clock Security in 4MP Super HD

Power over Ethernet
With 8-Channel NVR
2TB HDD Built-in
Audio Recording

4MP Super HD Brilliant Images

4MP RLK8-420D4 (2560x1440) captures remarkably bright and sharp images in true vividness, which enables you to see every detail very clearly.

The video shared by Neil B., a Reolink customer.

PoE – Easy Setup, Plug & Play

A real plug and play security system! This dome camera system features PoE (Power over Ethernet), with a single cable connecting each IP camera to the NVR for both power supply and video signal transmission. Easy wiring – the wiring process can’t be simpler for DIY enthusiasts and beginners.

24/7 Recording and
Monitoring

  • Pre-installed 2TB HDD for 24/7 recording and monitoring.
  • Support all cameras recording at the same time (up to 8 cameras).
  • If you want longer recording, try motion detection recording, which will trigger recording only when motion is detected.
  • Allow you to install an external hard disk drive via e-SATA for more storage (up to 4TB).
  • Pre-installed

    2TB

    Seagate HDD

  • Up to

    8

    Cameras

  • Up to

    4TB

    External HDD

Motion Detection and Alerts

RLK8-420D4 will detect if there is an intruder and trigger alerts. It will inform you in real time to prevent security threat:

Email

Email photos or
30-second video clips

App

Push notifications to
your mobile device

FTP

Save and upload captured images & videos to an FTP server

Buzzer

The buzzer in NVR
makes sound warning

Local and Remote Access Anytime & Anywhere

For local access and control

Connect the system to a monitor or an HD TV.
(This won’t occupy your home network.)

For remote access and control

Get live streaming via free Reolink App (iOS & Android), free Reolink Client software (Windows & Mac), or via web browsers.

Only 3 Steps to Use Reolink App/Client

install-app
Install

Download and install
the free software

launch
Launch

Open to add the system

view-camera
View

Start the Live View

High Quality Night Vision

With 18pcs LEDs in each camera, and improved infrared radiation for 24-hour vigilance, this system ensures a high-quality night vision (up to 100 feet long distance.)

  • 18pcs

    Infrared LEDs

  • 100feet

    Night vision*

  • 80°

    Viewing angle*

Video Playback on Any Event

The playback feature of this Reolink RLK8-420D4 allows you to know the whole events.

  • Replay significant evidence or funny video records.
  • 4-channel simultaneous playback.
  • Quick search for any event that happened at any time.
  • Freely playback any event on days, hours and even minutes with the help of timer axis under the split screen.

Work with Various Reolink IP Cameras

This security camera system can be expanded up to 8-camera kit with Reolink IP cameras - bullet, dome or PTZ; 12MP, 8MP, 5MP, or 4MP – to cover every corner in your home, store or factory.

* The Reolink NVRs work with Reolink security cameras ONLY.

Quick and Easy Video Data Backup

*Data based on internal lab testing.

Comparison

What’s in the Box & Setup Guide (with Video) What's in the Box

Please note: The cameras of the kit cannot work without the NVR.

*The data on the pages above are obtained under specific test conditions. Actual use may vary.

Hardware

Hardware

V2

Video/Audio Input

IP Video Input

PoE IP camera x 8

Audio Input

Cameras with built-in mic

Video/Audio Output

Video Output

VGA, HDMI

Display Resolution

• HDMI: 3840x2160, 1920x1080, 1280x1024, 1280x720, 1024x768

• VGA: 1920x1080, 1280x1024, 1280x720, 1024x768

Audio output

1-channel, RCA

Decoding

Video Format

H.264, H.265

Live View/Playback Resolution

4096*3072/3840*2160/2560*1920/2560*1440/2048*1536/2304*1296/1080p/720p

Synchronous Playback

Up to 4 channels

HDD

SATA

1 x SATA interface (1 x 2TB HDD included)

External HDD

1 eSATA interface for HDD

Capacity

Up to 12TB (max. 6TB capacity for each HDD)

External Interface

USB Interface

2 x USB 2.0

Network Interface

• 1, RJ-45 10/100/1000 Mbps self-adaptive Ethernet interface for LAN/WAN

• 8, RJ-45 10/100 Mbps self-adaptive PoE Ethernet interface for IP camera

PoE

Max. Power Per Port

25W

Supported Standard

IEEE 802.3af/at

Network

Network Protocols

HTTP, TCP/IP, UDP, DHCP, P2P, UPNP, RTSP, SMTP, SSL/TLS, DNS, DDNS, NTP, FTP

Browsers Supported

Edge, Firefox, Chrome, Safari

OS Supported

PC: Windows, Mac OS; smartphone: iOS, Android

Max. User Access

20 users (1 admin account & 19 user accounts); up to 12 simultaneous video streams (10 substreams & 2 mainstreams)

General

Power Supply

DC 48V~53V

Power Consumption

<10W (without HDD & PoE)

Working Environment

Temperature: -10°C~+45°C (14°F~113°F); humidity: 10%~90%

Dimensions

260 x 41 x 230mm

Weight

1.4kg

Warranty

Limited Warranty

2-year limited warranty. For support, visit https://support.reolink.com/hc/en-us/.

Note:

The cameras of the kit cannot work without the NVR.

Video

Image Sensor

1/3" CMOS Sensor

Effective Pixels

2560x1440 (4.0 Megapixels)

Lens

f=4.0mm Fixed, F=2.0

Angle of View

Horizontal: 80°, Vertical: 42°

Day/Night Mode

Auto Switchover

Min. Illumination

0 Lux (With IR Illuminator)

IR Distance

30 meters (LED: 18pcs/14mil/850nm)

Backlight Compensation

Support

Noise Reduction

3D DNR

Compression

H.264

Resolution

Main Stream: 2560x1440, 1080P, 720P; Sub Stream: 640x360

Bitrate

Main Stream: 1024Kbps~6144Kbps, Sub Stream: 64Kbps~512Kbps

Frame Rate

Main Stream@30fps, Sub Stream@7fps

Audio

Interface

Built-in Microphone

Network

Interface

One 10M/100Mbps RJ45

General

Power Supply

DC12V & PoE (IEEE 802.3af)

Power Consumption

< 8W

Working Environment

-10℃~+55℃ (14°F~131°F), 10%~90%

Ingress Protection

IP66

Dimensions

Φ120*77mm

Weight

480g

Warranty

Limited Warranty

2-Year Limited Warranty. For Support, Visit https://support.reolink.com/hc/en-us/.

The above data are provided by internal laboratories, and are obtained under specific test conditions. Actual use may vary due to settings, use conditions and environmental factors.