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Apex 4K Ultra HD Wired 4 Channel DVR Security System with 4 Cameras

Includes 1TB of free storage
Apex 4K Ultra HD Wired 4 Channel DVR Security System with 4 Cameras
$87
$437
saving
$350
Fast & Free Shipping+
45 Day Returns+
Price Match Guarantee+

Not Just for the Pros

The Apex 4K DVR Security System offers professional-grade security that is simple enough for the do it yourselfer. Keep your home or business safe, without professional installation costs and monthly service fees.
8 Megapixel UHD Sensor
Infrared LED Night Vision
No Contracts or Monthly Fees
128-bit Bank-Level Encryption
Remote Mobile Viewing
Motion Detection
The Apex 4K DVR Security System has 8.3 million pixels, which is four times a standard 1080P security system. A combination of our ClearVu™  8 Megapixel image sensor with an integrated IR cut filter ensures that your recordings capture all the important details you need.

Night Vision

Using our specially designed invisible infrared LEDs, you can view your property in pitch darkness up to 65ft. away. Stay protected 24 hours a day.

Smart Human & Face Detection

Using an advanced algorithm, 4K Apex can detect humans and recognize faces to reduce false alarms that can be triggered by insects, rain, swaying trees, passing vehicles, or animals. Control the motion sensitivity and detection area for even more effective surveillance. 

Strobe Deterrence Light

Deter intruders and add peace of mind with the integrated strobe light.

No Monthly Subscriptions or Hidden Costs

Our advanced whisper quiet DVRs pack a punch with 1TB of free storage offering up to 366 hours of recording, so you’ll never be burdened by contracts or monthly fees.

We’ve Got You Covered

Flexible Viewing View with the free mobile app,
or on a TV or monitor (VGA/HDMI).
Internet Optional Remain secure even if the
Internet goes down.
Reliable Connection A wired system means you’ll
never have to deal with interference.
Rated IP66 Built to withstand rain, snow and dust.
Vandal Resistant Unexposed wires and rigid mounts protect
against tampering.
Withstanding Sub-Zero -40°C ~ 50°C (-40°F ~ 122°F).

Simple, Clear, Convenient App

The Defender Ultra app allows you to remotely view live video or playback recorded footage from multiple devices.

Save & Share

You can save snapshots and recordings directly your device to easily share footage with friends , family or police.
Live Notifications

Intelligent Notifications

Never miss a moment with instant motion alerts and tailored push notifications.
Live Notifications

See More with Live View

View live or recorded footage on the go directly from the app.
Live Notifications
Model Number
DA8MP1T4B4
What's Included
TECH SPECS
  • 1x 4 Channel DVR with 1 TB HDD
  • 4x 60ft BNC cables
  • 1x DVR USB Mouse
  • 1x 6ft HDMI Cable
  • 1x 5ft Ethernet Cable
  • 1x DVR Power Supply
  • 1x Camera Power Adapters
  • 1x 4-way Power Splitter
  • Warranty Registrations Insert
  • Window Warning Sticker (3in x 2in)
  • Quick Start Guide
Camera
Image Sensor:Image Sensor 1/2.5” low illumination CMOS Signal System:Signal XVI/AHD/TVI/CVI Min. illumination:Color:0.01Lux@ (F1.2,AGC ON), B/W:0Lux@(IR LED ON) Shutter time: 1/50(1/60) s to 1/10,000s IR Range:20-30m IR LEDs: 18pcs Up the Coax: Support
Video and Audio
Analog Video Input: 4-ch BNC Audio In/Out: 1/1 Two-way Talk: N/A HDMI Output: 3840×2160, 1920×1080, 1280×1024,1024×768 VGA Output: 1920×1080, 1280×1024,1024×768 CVBS Output: Support Synchronous Playback: 4
Video
Resolution:8MP (3840×2160) Frame Rate:15fps Video Output:Support AHD/TVI/CVI/CVBS Output Day/Night:AUTO (ICR)/COLOR/B&W/ Ext OSD Menu: Support Wide Dynamic Range: Support Gain Control: Auto White Balance: Auto
Lens
Lens Type:Fixed focus Iris:Fixed Iris Focal Length: 3.6mm F Number: F2.0 Field of View: 72°
Recording
Encoding Resolution:8MP, 5MP, 4MP, 1080P Frame Rate: 8MP@7fps, 4MP@15fps, 1080P@30fps Video Bit Rate: Mainstream: 128Kbps~4096Kbps, Sub stream: 16Kbps~1024Kbps Dual Stream: Support
Network
Network Interface:1 RJ45 10M/100M self-adaptive Ethernet Interface
Hard Disk
SATA:1 SATA Interfaces Capacity: Up to 4TB capacity for each disk
Interface
Alarm In/Out:N/A USB Interface: 2 ports (USB 2.0 x 2)
General
Power Supply:DC12V/2A Power Consumption: Max 10W (without HDD) Camera Operating Temperature: -40°C ~ 50°C (-40°F ~ 122°F) Working Humidity: 10% - 90% RH Dimensions (W×D×H): 255 x 244 x 44 mm (10.04 × 9.61 × 1.73 inch) Net Weight:Net Weight Around 1 kg (2.2lb)
Web UI
Not Compatible
Country of Origin
Made in China
"The app itself utilizes 128-bit encryption. This is the same level of encryption used by major banks, as well as Apple’s “unhackable” phone encryption"
"The daytime image quality and resolution are absolutely the best you’ll find at this price point"
DA8MP1T4B4

Frequently asked questions

Does Defender Provide Free Shipping?+
What is the Return Policy?+
What is Defender's Price Match Guarantee?+
Are these 4K Security Systems wireless?+
What is the difference between 4K (8 Megapixel) and 2K (4 Megapixel)? +
Can I allow other people to view my NVR remotely?+
How many hours of recorded footage can the Sentinel NVR store?+
Can I view my live or recorded footage from a web browser?+
Is Sentinel compatible with other Defender Camera security system?+
Can I Extend My Camera’s Ethernet Cable?+
Product Comparison Chart+

Protecting Americans for over 20 Years.