EX/HD-SDI 4 Channel DVR – Coax BNC, Up To 8MP Ultra 4K Input Resolution, 2MP @ 30FPS, 1 SATA Slot


  • Professional Grade High Definition HD-SDI and EX-SDI 4 Channel BNC Digital Video Recorder (DVR)
  • Supports Up To Ultra 4K 8MP 3840×2160 Camera Input / 1920 x 1080 pixels @ 30 Frames Per Second / 4 Channels
  • Audio Input, BNC + VGA + HDMI Video Output / Motion Detection Built-In / Alarm Input / PTZ Support
SKU: USGDKSDI4104 Categories: , ,


Whether upgrading an old or installing a new video surveillance system, Urban Security Group’s business grade level HD-SDI DVRs are a tried, tested and proven top choice for retail consumers and professional CCTV installers alike!

When purchased from seller ‘Urban Security Group’, you buy with confidence knowing:
-Every Product Is Tested Prior To Shipment
-90 Day No-Questions-Asked Refund Policy
-3 Year Warranty
-Lifetime AMERICAN Customer Support


Professional High Definition Video Surveillance Security 4 Channel Digital Video Recorder Model USGDKSDI4104
HD-SDI and EX-SDI CCTV Formats Supported
DVR Intended For Specialty Applications Requiring HD-SDI CCTV Format Equipment

Easily & Clearly Identify Persons, Objects, Text and Small Details!
DVD Quality Hi-Definition Video Surveillance
2MP @ 120fps Smooth Video = 30 Frames per Second per Channel
8MP @ 60fps = Ultra 4K 3840×2160 Input and Output
Use Existing Coax RG59 Wiring
Plug & Play Cameras (No IP Networking Setup)

Additional information

Audio Enabled

Yes – RCA Audio Input, Yes – RCA Audio Output

Brand (Chipset)

Linux Embedded OS

CCTV Format




Hard Drive Ports



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