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Sentinel DVR Surveillance System — 8-Channel DVR with 8 High-Resolution Security Cameras, Model# 21031
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Sentinel DVR Surveillance System — 8-Channel DVR with 8 High-Resolution Security Cameras, Model# 21031

Item# 28600
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Only $749.99

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Factory Shipped —
Estimated Delivery: 5 - 7 Business Days
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Manufacturer's Warranty: 1 year Limited Warranty

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Product Summary


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Sentinel lets you keep a constant watch on your property from anywhere in the world via the internet with this high-tech system. You can even view video on a smart phone with 3G or higher technology. Record Record up to 2 years of video on the DVR’s 500 GB hard drive, thanks to its revolutionary H.264 compression, which saves up to 50% storage space, compared to MPEG-4.

What's Included

  • (1) DVR
  • (8) High-resolution security cameras
  • (1) Adapter kit
  • (1) Remote control
  • (1) Splitter
  • (1) Software
  • (1) Cable and connecting kit
  • (1) Mounting hardware kit
Plug-and-Play System — Easy to Set Up, Easy to Use

Plug-and-Play System — Easy to Set Up, Easy to Use

Computer-Like Software Is Easy to Understand

This DEFENDER Sentinel system functions just like a computer, using an intuitive icon-based menu that provides prompts to assist you in navigating system setup from beginning to end. The interface is so simple to use that it will begin recording as soon as it's plugged in.

Instant Networking Available

Defender’s 1 Step™ Remote Viewing software application automatically networks your DVR in less than 5 minutes. 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.

Lifetime Customer Support and Service When You Need It

Defender’s customer support team is always available by email and live web chat, so you can count on expert access when you need it. Support is available in English, Spanish and French.

Keep in Constant Contact

Know What’s Happening — Anywhere, Anytime

The Defender system allows you to view your footage live online, anytime and anywhere, with a PC or Mac. You can also view footage on almost any smartphone, including iPhone®, BlackBerry®, Android™, Windows Mobile®, or Symbian™, as well as on your iPad® and most major tablets. If you can access the Internet, you can view your property in real time.

Always on the Alert

Besides real-time monitoring capability, the Defender system also sends you an email alert, complete with photo, if any motion is detected on your property.

Keep in Constant Contact
The Camera Never Blinks

The Camera Never Blinks

DVD Quality Images, Every Time

DEFENDER® cameras are equipped with 600 TV lines of resolution and the DVR records in DVD-quality D1 resolution. Defender cameras are also equipped with 100-ft. night vision capability that automatically activates when motion is detected. Thirty-six infrared ClearVu® LEDs provide crisp and detailed night imagery, allowing you monitor from anywhere, even in complete darkness.

Flexibility for Versatile Security

Each Defender camera comes with 65 feet of cable, allowing for greater flexibility in mounting cameras around your home or business. The anti-vandal mount design ensures that cameras cannot be tampered with. Each camera’s cable runs through the cable mount and then directly into the wall, leaving no part of the cable exposed to the elements or to intruders.

Deterrent Stickers Add Security

Each Defender system also includes a set of window warning stickers that are designed to ward off criminals from your property.

Built Tough to Handle the Elements

Defender cameras feature a professional-grade aluminum housing, complete with sunshade, providing protection against rust, deterioration and glare. So no matter what’s going on outside, your cameras will be ready to deliver quality images and video.

Get the View You Want

With a 20-ft. focal distance, 60 degree angle of view and adjustable arm, you can get adjust your Defender camera to capture a larger view of your property and ensure that the images you capture reveal what you need to know.

Superior Storage Capability for Better Security

500GB Hard Drive Lets You Keep the Cameras Rolling

The included 500GB hard drive makes it possible to have continuous monitoring and recording of over two years’ worth of footage! Since the Defender DVR also has a USB port interface, it’s easy to store additional data on flash drives or other external hard drives.

Data Compression for Greater Convenience

To save more data, you can choose to record only when motion is detected, but it’s not your only option. This DVR uses H.264 compression, which maximizes recording time, transfers data more efficiently over the internet, allowing you to use 50% less storage space without sacrificing image quality.

Superior Storage Capability for Better Security

Features + Benefits

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Features for Sentinel DVR Surveillance System — 8-Channel DVR with 8 High-Resolution Security Cameras, Model# 21031
  • The system includes indoor/outdoor weatherproof cameras that provide 480 lines of resolution
  • Cameras are equipped with night vision for around-the-clock monitoring
  • DVR records in DVD-quality 704 x 480 pixels
  • Each camera offers clear night vision up to 75 feet and can be programmed to record continuously, on a schedule or motion-activated
  • User-friendly coaching menu will make it easy to set up the system to your needs
  • Compatible with Internet Explorer and Safari search engines
  • Works with iPhone, BlackBerry, Android, Windows Mobile and Symbian smartphones

Key Specs

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Item#28600
Ship Weight24.5 lbs
Product TypeSystem
Product StyleDVR/monitoring kit
Indoor/Outdoor UseIndoor/outdoor
Camera (qty.)8
Motion ActivatedYes
Resolution480 TV lines
View (ft.)75
Night VisionYes
Channels (qty.)8
Remote IncludedYes
ProgrammableYes
Cable Length (ft.)65

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Product Question + Answer

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
1 year Limited Warranty

Protect your purchase beyond the manufacturer's warranty
with Service Protection Plus!

DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
Repair Plan
Only $79.99
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Only $129.99
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Repair Plan with Accidental Damage
Only $119.99
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Only $199.99
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Hide Similarities
Product Type Camera System System System System
Product Style Stationary DVR/monitoring kit DVR/monitoring kit DVR/monitoring kit DVR/monitoring kit
Indoor/Outdoor Use Indoor/outdoor Indoor/outdoor Indoor/outdoor Indoor/outdoor Indoor/outdoor
Camera (qty.) 1 1 2 8 4
Motion Activated Yes Yes Motion detection or preset timetable Yes Yes
Resolution - - 540 TVL 480 TV lines 520 TVL
Monitor Type - LCD - - -
View (ft.) 40 40 65 Ft. 75 100
Night Vision Yes Yes 65 ft. Yes Yes
Monitor Dimension (in.) - 7 - - -
Channels (qty.) 1 Up to 4 4 8 4
Color Produces black and white images Yes Black - Black
Viewing Angle (deg.) 62 62 60 - 60
Remote Included - Yes Yes Yes Yes
Programmable - Yes Yes Yes Yes
Power Source - - 12V - Wall adapter
Cable Length (ft.) 8-ft. power cable Wireless 60 65 -
Operating Temp ( °F) - - -4–114 - 14–140