SENTINEL™ 4CH Smart Security DVR with 4 Hi-res Outdoor Surveillance Cameras and 19” LED Monitor

SENTINEL™ 4CH H.264 500GB Smart Security DVR with 4 Hi-res Outdoor Cameras, 19” LED Monitor and Smart Phone Compatibility

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Description & Features+

Trust DEFENDER® to make thieves and vandals think twice about approaching your property. DEFENDER® systems function just like a computer, with a mouse for pointing and clicking and an intuitive icon-based menu for easy set up and use. With an included slim 19” LED monitor you can see live or recorded footage right away. You can also view anytime, anywhere with remote viewing via internet, smartphone, and tablet and receive email alerts, with photo, when motion is detected on your property. Our 1 Step™ Remote Viewing software application auto-networks your DVR in less than 5 minutes, available as a free download for PC and Mac. Record over 2 years’ worth of footage on the included 500 GB hard drive.  All-weather cameras deliver clear, hi-res video with 480 TVL. Anti-vandal mount ensures cameras cannot be tampered with and 65ft of cable allows for greater flexibility in mounting. Don’t give thieves a chance. Stop them with DEFENDER®!

  • Easy-to-use system
  • 19” Monitor
  • 480TVL Hi-Res imagery
  • 75ft night vision
  • 500GB Hard drive disk
  • View anytime, anywhere
  • 1 Step™ Remote Viewing
  • Email alerts

Accessories Included:

  • DVR with 500GB HDD
  • 4 x Outdoor Security Cameras
  • 19” LED Monitor with power adapter
  • VGA Cable
  • 4 x 65ft Extension Cables
  • 1 x Power Adapter
  • 1 x Four-to-One Power Splitter
  • Mounting Hardware
  • 2 BNC to RCA Connectors
  • 10ft RJ-45 Ethernet Cable
  • 6ft Power Adapter (cUL certified)
  • 6ft RCA video cable
  • Instruction Manual & Software CD
  • USB Mouse
  • IR Remote Controller with batteries
  • Quick Start Guide
  • Window Warning Stickers

Extremely easy to set up and use

You’ll be surprised by how easily a DEFENDER® DVR Security System operates. The menu provides prompts and coaching to assist you in customizing the settings for your recording needs.  Use your choice of mouse or remote for navigation of the easy-to-read icon-based menu. It’s so simple to use it will even begin recording as soon as it’s plugged in. 

Complete System with 19” Monitor

Have it all with a DVR surveillance kit that includes a super slim 19” LED monitor. Connect easily to your DVR system and begin viewing in seconds. View all cameras in full screen, quad screen, picture in picture or sequence by simply adjusting the DVR settings.  


View your property from anywhere in the world

Access live footage of your home or business online, anytime and anywhere.  Using a smartphone, tablet or computer you will always be able to see what you otherwise may have missed without your Defender Smart Security System. Whether you are around the block or around the world, you will always feel in control. 

Automatic Remote Viewing Setup

Our 1 Step™ Remote Viewing software application auto-networks your DVR in less than 5 minutes. Simply input your DVR’s IP address (found in the menu) into the connection program on your computer, click “Sync to Router”, and 1 Step will automatically do the rest. This software is available as a free download for PC and Mac. Defender offers you the convenience of mobile viewing without any complicated instructions or hassle.

Instant email alerts if activity detected

Instantly know if any suspicious activity is happening on your property. This system will send you an email alert, complete with a photo of the activity, if any motion is detected or if cameras experience video loss. Even if you aren’t watching when something happens, you’ll know immediately if something is wrong.

Two years’ worth of footage storage

The included 500GB hard drive allows for continuous monitoring and can store over two years’ worth of recorded footage! Your DVR will send an alert when your memory space is full so you can choose to overwrite old video or stop recording. Back up and transfer your video footage with a USB flash drive or external USB hard drive with the built-in USB port. And if you need to expand your storage even further, you can choose to record only when motion is detected. This DVR uses H.264 compressionwhichmaximizes recording time, transfers data more efficiently over the internet and you’ll use 50% less storage space than traditional compressions - MPEG4, MJPEG - while still benefitting from high-quality imagery.

Crisp and detailed video you can rely on

Your surveillance system is only worthwhile if you can actually see the person stealing from you. DEFENDER® cameras are equipped with 480 TV lines of resolution. The result is clear, crisp and accurate video.


When everyone else is asleep, your cameras are watching closely

The things that go bump in the night are sometimes a thief making off with your big-screen TV. DEFENDER® cameras are equipped with automatic night vision. Twenty-four infrared LEDs provide clear night vision footage from up to 75ft away in complete darkness. Thieves may think they’re lurking around undetected but you can rest assured you will see them with DEFENDER®.

Assembled product dimensions: L 17.50 inches x W 21.50 inches x H 7.50 inches x W 17.56 pounds


Assembled Product Height
7.5 Inches
Assembled Product Length
17.5 Inches
Assembled Product Weight
17.56 Pounds
Assembled Product Width
21.5 Inches
Supplier Warranty Length
1 year
Product Identifiers
Walmart Item #
Model #

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