RLK8-420D4 8-Channel 4MP PoE Security Camera System

Round-the-Clock Security in 5MP/4MP Super HD

5MP/4MP Super HD

2TB HDD Built-in

Power over Ethernet

Plug and Play

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5MP/4MP Super HD Brilliant Images

RLK8-420D4 comes with two versions:

5MP RLK8-420D4, with a pixel resolution of 2560x1920, delivers nearly 2.4X the clarity of 1080p cameras, and even 1.3X that of 4MP ones. See and record the critical moments in super clarity and sharpness.

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

Any way to see more clearly? Meet brand-new 4K (8MP, 3840x2160) RLK8-800B4

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

    Hard Disk Drive

  • 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 IE browser.

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 (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 All Reolink PoE IP Cameras

This Reolink PoE NVR system works perfectly with all our 5MP/4MP PoE IP cameras for 24/7 recording, motion detections, live views, playback and more features.

Supported Reolink 5MP/4MP IP cameras include: RLC-410, RLC-511, RLC-420, RLC-422, RLC-423, etc.

* The Reolink NVRs are designed for Reolink security cameras ONLY.

Quick and Easy Video Data Backup

What's in the Box

x1

8-Channel PoE NVR

x4

RLC-420 (5MP) or D400 (4MP) Camera

x1

NVR Power Adapter

x1

HDMI Cable

x1

USB Mouse

x1

1M Network Cable

x4

18M Network Cable

x1

Quick Start Guide

x5

Mounting Hole Template

x4

Surveillance Card

x4

Waterproof Lid

x1

Wrench

x4

RJ45 Connector

x5

Pack of Screws

System

GUI

16-Bit True Color

Operating System

Embedded Linux OS

Max. User Access

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

A/V Input

Video Input

PoE IP Camera x 8

Audio Input

Cameras with Built-in Mic

A/V Output

Decoding Resolution

5MP/4MP/3MP/1080p/720p

VGA Output

1024*768,1280*720,1280*800,1280*1024,1440*900,1920*1080p (1080p)

HDMI Output

1024*768,1280*720,1280*800,1280*1024,1440*900,1920*1080p (1080p)

Audio Output

1CH RCA (Linear, 1kΩ)

Playback Resolution

5MP/4MP/3MP/1080p/720p

Synchronous Playback

4CH

HDD

SATA Devices

1 x 2TB HDD

Maximum Capacity

8TB (Maximum 4TB HDD/Port)

External HDD

1 x e-Sata

External Interface

USB Connector

2 x USB 2.0

Serial Interface

No

2-Way Audio (Voice Talk)

No

Alarm Input/Output

No

Network Interface

RJ45, 10M/100M Ethernet, 8 Network Ports for IP Cameras, 1 Giga Network Port for LAN/WAN

Network

Network Protocol

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

Mobile Device

iPhone, Android Smartphones

System Upgrade

USB Local Update + Client Update

Remote Software

Reolink App, IE Browser, Reolink Client (Windows/Mac)

General

Power Supply

Input 100~240V, 48V 1.87A

Consumption

<10W (Without PoE & HDD)

Working Temperature

-10°C~+45°C (14°F~113°F)

Working Humidity

10%~90%

Dimension (mm)

260(W) x 41(H) x 230(D)

Weight (w/o HDD/DVD±RW)

2.0 kg

Camera

Image Sensor

1/2.7" CMOS Sensor (RLC-420); 1/3" CMOS Sensor (D400)

Effective Pixels

RLC-420: 2560 x 1920 (5.0Megapixel); D400: 2560 x 1440 (4.0 Megapixel)

Lens

f=4.0mm F=2.0

Angle of View

Horizontal: 80°, Vertical: 58° (RLC-420); Vertical: 42° (D400)

Day/Night Mode

Auto Switchover

Min. Illumination

0 Lux (With IR Illuminator)

IR Distance

IR Distance 30 Meters (LED: 18pcs/14mil/850nm)

Backlight Compensation

Support

Noise Reduction

3D DNR

Video

Compression

H.264

Resolution

• RLC-420: Main Stream: 2560x1920, 2560x1440, 2048x1536, 2304x1296; Sub Stream: 640x480

• D400: Main Stream: 2560x1440, 2048x1536, 2304x1296; Sub Stream: 640x360

Bitrate

Main Stream: 1024Kbps ~ 8192Kbps, Sub Stream: 64Kbps ~ 512Kbps

Frame Rate

Main Stream@25fps, Sub Stream@6fps

Audio

Interface

Built-in Microphone

Network

Interface

One 10M/100Mbps RJ45

Network Protocol

• RLC-420: HTTPS, SSL, TCP/IP, UDP, UPNP, RTSP, SMTP, NTP, DHCP, DNS, DDNS, FTP, P2P

• D400: HTTPS, SSL, TCP/IP, UDP, UPNP, SMTP, NTP, DHCP, DNS, DDNS, FTP, P2P

Browser Supported

IE, Edge, Chrome, Firefox, Safari

OS Supported

PC: Windows, Mac OS; Smart Phone: iOS, Android

Max. User Access

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

Storage

Micro SD socket (RLC-420 only)

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

Customer Reviews

( out of 5 stars)

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#ReolinkCaptures in 4MP/5MP Shared by Reolink Users

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