Extend DVI-D, RS232, USB 1.1 and stereo audio signals up to 275 feet over three CAT5 STP cables.


SmartAVI's DVX-Multi Extender sends 1080p (1920x1080) resolution DVI-D video, stereo audio, RS-232 and USB keyboard-video-mouse control signals up to 275 feet away using three CAT6 shielded twisted-pair (STP) cables.

Secure KVM Extension at an Affordable Price

The perfect fit for medical offices, industrial work areas, media recording studios, and even home entertainment applications, the DVX-Multi is a robust signal extending tool that keeps systems connected in even the most space-starved environments. Better yet, its three STP CAT5 cables ensure KVM control of remote systems is secure, even from a distance. It's a cost-effective, powerful, and plug-and-play simple!


  • Top image quality at all resolutions
  • Resolutions up to 1920 x 1200 at 60Hz (1280 x 1024 at 75Hz)
  • Distance: 275 feet with 3 CAT6 STP cables
  • Compatible with all operating systems
  • Compatible with all major KVM switches
  • Rack mount options (19)
  • Supports USB 1.1 keyboard and mouse
  • Uses easy-to-install, inexpensive pair cable
  • Data recovery for digital video
  • Fully-compliant with USB 1.1 specifications
  • Supports 1.5 and 12Mbps data rates
  • External power adaptors for transmitter and receiver units
  • Fully-transparent (does not use any emulation)
  • Plug-and-play


  • (1) DVX-MUTX transmitter unit
  • (1) DVX-MURX receiver unit
  • (2) Extender Power Units
  • (1) Quick Start and Installation Guide


DVX-Ultra enhances any presentation from commercial products to corporate financial data. It can be used in show rooms, board rooms, trade shows and window displays.

Data Broadcasting

Data such as news, stock prices, sports results, and flight information can be broadcast in real time to various monitors and/or speakers.

Learning and Training
DVX-Ultra can be used in educational presentations, in schools and in other training facilities.

Additional Applications
DVX Plus can also be used in the following applications;
Security, PC Networking, Conference Center Systems, Point of Sale, Camera Surveillance, Control Room Systems, and many more.


Video Data
Format DVI-D Single Line
Maximum Pixel Clock 165 MHz
Input Interface (TX) (1) DVI-D 29-pin female
Output Interface (RX) (1) DVI-D 29-pin female
Resolution Up to 1920 x 1200 @60Hz
DDC 5 volts p-p (TTL)
Input Equalization Automatic
Input Cable Length Up to 20 ft.
Output Cable Length Up to 20 ft.
Signaling USB 1.1 and 1.0
Input Interface (TX) (1) USB Type B (Female)
Output Interface (RX) (4) USB Type A (Female)
Frequency Response 20 Hz to 20 KHz
Impedance 600 ohm
Nominal Level 0-1.0 V
Common Mode Rejection at 60dB
Input Interface (1) 3.5 mm Stereo Audio
Output Interface (1) 3.5 mm Stereo Audio
Input Interface DB9 Male
Control Via Software @ 9600 bps
Power External 100-240 VAC/5VDC4A @20W
Dimensions 7.5"W x 1"H x 3.5"D
Weight 1 lbs.
Approvals UL, CE, ROHS Compliant
Operating Temp. 32-131°F (0-55 °C)
Storage Temp. -4-185 °F (-20-85 °C)
Humidity Up to 95%
Emulation Fully Transparent - NO USB EMULATION


This is an example of what a setup would look like.
For more detailed information on specific models, call the number to the right side of your screen.
DVX-Multi DVI Extender Diagram


Order Info

DVX-MUS DVI-D+RS232+USB 1.1+Audio: Includes, DVX-MUTX, DVX-MURX, 2 PS5VDC4A

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