Black Box VGA Extenders

Allows you to Place Remote Monitors and Speakers Up To 500 Feet Away over Cat5, Cat5e and Cat 6 Cables!

We Guarantee to Have the Best Price

What's special about this VGA extender/transmitter?

  • Extends VGA and audio up to 500' (152.4 m) on CAT5, CAT5e, or CAT6 cable
  • Ideal for multimedia exhibits, retail, trade shows, and places of worship, where sound is important
  • Click for More Features

These VGA extenders from Black Box allow you to use standard twisted pair cable to transmit video and audio signals over 500 feet. The extenders support video resolutions up to 1024 x 768 and provide optimal signal clarity. They are ideal for broadcasting video and audio content from a PC in schools, hospitals, retail locations, and more.


BB-AC555A-4-R2 VGA Transmitter - 4 Port
BB-AC556A-R2 VGA Extender with Audio
  • Fine tune the picture with an equalization (gain) control on the remote unit.
  • This unit has a simple and functional design. The local unit (transmitter) duplicates the input VGA signal and transmits it through CAT5 cable to the remote unit (receiver), which then broadcasts the signal to two VGA outputs with audio.
  • Works with Cat5 solid-conductor cable / VGA baluns


Kit (AC556A-R2) Includes:

  • Local unit
  • Remote unit
  • 6' VGA M/F cable
  • 6' VGA M/M audio cable
  • (2) Power supplies
  • (2) Power cords


Product BB-AC556A-R2
Maximum Distance : 500' (152.4m)
Maximum Resolution : 1024 x 768 pixels
User Controls : Equalizer selector switch
Connectors : Local unit : HD 15 M in, RJ-45 F in, 5 VDC in, stereo audio in, (2) HD 15 F out, (2) stereo audio out
  Remote unit : RJ-45 F, 5 VDC in, (2) HD 15 F out, (2) stereo audio out
Indicators : On each local and remote unit : power, active
External Power : Input : 120 VAC, 60 Hz
  Output : 5 VDC, 600 mA
Size : Each unit : 0.6" H x 4.1" W x 2.3" D (1.5 x 10.4 x 5.8 cm)
Weight : Each unit : 0.4 lb (0.2 kg)


The Double Diamond Warranty is our no-questions-asked warranty that protects your BLACK BOX® brand products from accidental damage, including drops, water, and power surges. Most products come with a one- or two-year warranty. Some products, such as copper cables, manual switches, cabinets, and racks, are guaranteed for life! During the warranty period, Black Box will repair or replace your damaged equipment within one week of receipt at NO CHARGE!




Cat 5E and Cat 6 cable Cat 5E and Cat 6 cable BULK Sizes
From per 50 FT
We now offer a broad range of bulk data and voice grade network cable products. New in our line is 4 pair CAT5E UTP PVC 350Mhz solid and stranded, and CAT6 solid in 1,000-foot pull boxes.
analog and digital audio balunsBlack Box Analog & Digital Audio Baluns
Connect audio devices that are spaced far apart by using inexpensive CAT5 cable instead of costly coax cable. Compact design for installing next to audio equipment in tight spaces.
VGA HD extender, AVU4001ABlack Box Wizard Multimedia Extender
Powered via USB, this plug-n-play extender sends HD video signals up to 500 feet over Cat5 (and higher) cables, so that you can save money by enjoying high def pictures via simple and inexpensive Ethernet cable.


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