Defender SN502-4CH-002 4-Channel H.264 DVR Security System with 500GB HDD & 4 Indoor/Outdoor Hi-Res CCD Night Vision Surveillance Cameras

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Help Professor Crapschmidt solve his Master Equation

Welcome to the Crapschmidt Conundrum, a cerebrum-crunching Woot-Off trivia game with crappy rewards! Follow along here to play, and keep an eye on new items as they appear. You don't need math skill to play -- only need a calculator, a search engine, and competitive/masochistic streak! 

Professor Basil P. Crapschmidt is on the verge of an intellectual breakthrough. After years of painstaking study, he has determined that the universe can be explained by the numbers found in random bits of trivia. His only problem: He can't do math.

Help this visionary but arithmetically challenged scholar complete his Master Equation and you shall be crappily rewarded! 

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  • The Defender SN502-4CH is a complete DVR security system that has all the latest features, yet is very easy to use
  • This kit includes a four channel DVR with built-in hard drive, four indoor/outdoor night vision cameras, and all accessories needed to start monitoring your property immediately
  • Setup is fast and hassle-free because everything you need is included and an interactive coaching menu helps you along the way
  • Industry-leading features like Smartphone access and H.264 compression help you maximize the system and achieve a high level of protection
  • Helpful information bubbles will pop up to assist you as you scroll through different settings. Learn what each setting means so that you can configure the system to suit your needs
  • The 500GB hard drive is optimized for 24/7 surveillance and uses cutting edge H.264 compression to record over a month of video. Set to record in real time, your footage will stream flawlessly during playback
  • Four color cameras, provide you with a clear, consistent picture during the day and at night
  • VGA output and "spot" monitoring allow you to connect to up to two televisions and a computer monitor for viewing purposes. This gives you more options when viewing the activity captured by your cameras
  • Access live video footage directly from your iPhone®, BlackBerry® or other Smartphone. Now you can access live video footage directly from your Smartphone at any time

Shipping Note: Shipping to Alaska and Hawaii is not available for this item

Warranty: 1 Year CWD


Integrated DVR:
Functionality: Triplex
Video Compression: H.264
Number of cameras supported: 4
Resolution: NTSC : 704 X 480 / PAL: 704 X 576
Recording Frame Rate: NTSC: 120 fps / PAL: 100 fps
Recording Resolution: NTSC : D1(704 X 480), HD1(704 X 240), CIF(352 X 240) / PAL: D1(704 X 576), HD1(704 X 288), CIF(352 X 288)
Recording Qualities: Best, Good, Normal
Recording Media: HDD (Backup via USB)
Storage Capacity: 500GB (Maximum 1TB)
HDD Type: Internal SATA
Video Format: NTSC/PAL
Video Loss Alarm: Auto Detect Alarm
Video Inputs: 8 CH Composite BNC
Video Display Output: 2 CH Composite BNC
Audio Input: 1 channel RCA
Audio Sampling Rate: 8 kHz
Audio Codec: ADPCM
Audio Output: 1 channel RCA
Audio Bitrate: 8 kbps
Live Frame Rate: NTSC: 30 FPS / Camera
PAL: 25 FPS / Camera
Picture-in-Picture: Yes
Network Protocol: TCP/IP, DDNS, DHCP, PPPoE,UDP
Network LAN IP: Static, Dynamic
Network Connection: 10/100 BaseT Ethernet (RJ-45)
Back-up: USB Flash drive, USB HDD & network
Play Search Mode: Time/Date, View by Event
Play Speed: 2x, 4x, 8x, 16x
OSD Language Display: English, Spanish, French, Portuguese, Italian, Dutch, Check, Polish
Time and Date Stamp Display: Yes
Password Protection: Yes, Local Menu Password and Remote Viewing Password
Adjustable Screen Settings: Color, Brightness, Contrast, VGA Output Resolution
Operating System: Linux
Processor: ARM 9
Disk Full Warning: Yes
Automatic Overwrite Option: Yes
Watermark: No. On backup footage
Power Input: 12V DC 3A
Power Consumption: 10W~15W
Power Adapter Input: 100V 50/60Hz~240 50/60Hz
Operating Temperature: 41°F ~ 104°F
Operating Humidity: 10%~90%
Dimensions: 12.4" x 2" x 8.8"
Weight: 5.5 lbs


In the box:

  • 4CH H.264 DVR with 500GB HDD
  • (4) Indoor/Outdoor Night Vision CCD Cameras
  • IR Remote Control with Batteries
  • Power Adapter for DVR
  • Four-to-One Port Power Supply for Cameras
  • Power Supply for Cameras
  • 10ft RJ-45 Ethernet Cable
  • 12ft RCA to RCA (male) Wire
  • (6) BNC Connectors
  • Mounting Hardware
  • (4) Window Warning Stickers
  • Quick Start Guide
  • Software & Manual CD

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  • wootbot

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Defender 4CH DVR Security System w/500GB
$238.99 Sold Out Electronics
$238.99 USD false 1 Retail EA
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4121 International Pkwy Carollton TX 75007 U.S.A.