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DVI Switch with Audio & Serial Control - 4-Channel

Switch between DVI-D (digital) video ports locally or via a serial connection—and enjoy audio, too.


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

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Product Features

  • Switch video and audio from multiple DVI-D-equipped devices like PCs to a common DVI-D display.
  • HDCP compliant. Use to switch among HDCP inputs.


  • Resolutions up to 1600 x 1280 on PCs and 1080p on HDTVs.
  • Supports digital video only.
  • Line-level audio inputs transmit clear stereo sound on each channel.
  • Support cabling up to to 65 feet (19.8 m) on the inputs and drive DVI signals as far as 50 feet (15.2 m).
  • Offer convenient remote switching and status monitoring through an RS-232 serial connection.
  • Or you can switch manually on the front panel, or set them up to switch automatically based on input detection.
  • Recall previous settings upon power-up.
  • Compact with a rugged, fully shielded metal enclosure.
  • LEDs show port selection.
  • Package includes switch, manual, and power supply.

  • Ideal for controlling presentations that require high-quality audio, these HDCP-compliant switches give you the option of switching between two or four single-link DVI video channels from a serial console.

    Tech Specs

    Connectors Serial: (1) DB9 F (RS-232); Video in: (4) DVI F; Video out: (1) DVI F; Audio in: (4) 3.5-mm mini stereo jacks; Audio out: (1) 3.5-mm mini stereo jack
    Dimensions 1.7"H x 8.4"W x 2.7"D (4.3 x 21.3 x 6.9 cm)
    Distance (Maximum) Input: 65 ft. (19.8 m); Output: 50 ft. (15.2 m)
    Indicators Per port LEDs
    Power Input: 100–240 VAC, 50–60 Hz with universal plug kit; Output: 6 VDC
    Resolution (Maximum) 1600 x 1200 or HDTV up to 1920 x 1080p
    Standards DVI-D single-link
    Weight 1.8 lb. (0.8 kg)
    This product works with:
    Even though the switch physically has DVI-I ports, it will only support digital video signals. If you need analog/VGA support without audio, check out the Black Box AC1031A-R2-2 and AC1031A-R2-4.

    Product works with:
  • DVI Cable
  • Questions? Contact our FREE Tech Support.

    * 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 Diamond

    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 4-Channel DVI Switch with Audio and Serial Control comes with a standard 3 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.