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KVM Extender, Micro, Dual VGA, PS/2, RS232, Audio, Dual-Access, CATx

Extend Dual VGA, PS/2, RS232 and Bidirectional Audio over CATx cable.


Limited Quantity In Stock
Typically Ships within One Week
Extended Double Diamond™ Warranty Available (3 Additional Year)

*Required field

Product Features

  • Extend a PS/2® computer with just one PS/2 keyboard, one PS/2 mouse, and two VGA monitors.
  • Support 1600 x 1200 resolution up to 164 feet (50 m) away!
  • Perfect for graphics-intensive extension applications.
  • Choose the ACU3228A to place a serial device and an audio device at your remote console.


  • Model with serial and audio functionality enables you to connect to devices such as touch screens and to hear audible alarms.
  • Enable you to access a computer from a local or remote dual-monitor console!
  • All models are flash upgradable.

  • Tech Specs

    Connectors All local units: (1) DB25 F, (1) HD15 M, (1) 2.5-mm barrel power jack, (2) RJ-45; ACU3228A also includes: (2) HD15 F, (2) 6-pin mini DIN F, (2) 3.5-mm audio jacks, (1) DB9 F; Remote units: (2) DB15 F, (2) 6-pin mini DIN F, (1) 2.5-mm barrel power jack, (2) RJ-45; ACU3228A also includes: (2) 3.5-mm audio jacks, (1) DB9 M
    Power Local units: Via PS/2® interface or optional external 9-VDC power supply (PSU1002E-R2; for details, contact ServSwitch Central™ at 724-746-5500 or by clicking "Talk to a Tech."); Remote units: Included external power supply, 100-240 VAC, 50-60 Hz
    Size Local units: 1.1"H x 5.7"W x 4.3"D (2.8 x 14.5 x 10.9 cm); Remote unit: 1.1"H x 4.7"W x 4.3"D (2.8 x 11.9 x 10.9 cm)

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



    Double Diamond Warranty

    Extended 1 Year Warranty Available

    Protect your purchase with an additional 1 Year Double Diamond™ warranty!
    Cost: $109.71

    Extended 3 Year Warranty Available

    Protect your purchase with an additional 3 Year Double Diamond™ warranty!
    Cost: $219.42


    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    The KVM Extender, Dual VGA, PS/2, RS232, Audio, CATx, Dual Access comes with a standard 1 Year Double Diamond™ Warranty (Standard) already included.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

    * Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

    What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.