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ATLONA Multi-Input Presentation Switcher (DVI, HDMI, VGA, Composite Video and Audio) AT-DRC444

  • DVI/HDMI up to 1920x1200 or 1080p VGA up to 3200x2400 @60Hz Composite Video: NTSC 3.58, NTSC 4.42, PAL, and SECAM

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  • Specifications
  • Warranty & Returns
  • Reviews

Learn more about the Atlona AT-DRC444




Resolution Support
DVI/HDMI up to 1920x1200 or 1080p
VGA up to 3200x2400 @60Hz
Composite Video: NTSC 3.58, NTSC 4.42, PAL, and SECAM
Video Bit Rate/Bandwidth
DVI/HDMI: 340MHz (10.2Gbps)
VGA: 750MHz (-2.8dB) / Crosstalk (-49db@4.9MHz) / 0.5V~2.0Vp-p;
Composite Video: 150MHz
The DVI/HDMI inputs can support extremely high resolutions up to 1920x1200 and fully EDID and HDCP compliant. DVI/HDMI platforms will pass up to 10.2Gbps
The VGA inputs can support extremely high bandwidth of 750MHz and therefore up to 3200x2400 in resolutions. The VGA platform fully supports DDC.
The Composite video inputs are compatible with NTSC 3.58, NTSC 4.42, PAL, and SECAM formats.
Twelve inputs include four stereo balanced/unbalanced on capture screw connectors on Composite Video Platform, for 3.5mm (1/8-inch) audio inputs on VGA platform and four stereo balanced/unbalanced on capture screw connectors on DVI/HDMI platform.
Each one of the Audio inputs supports separate Audio adjustments and presets.
Audio Frequency: 20Hz~20K Hz


2 x HDMI (Type A female) input
Serial Interface
RS-232 input, allows user to control the DRC444 with a 3rd party control system.
RS-232/RS-485 output, programmable output, allows users to send commands to Display's.
2 x DVI (DVI-D Only 24+1 Pin Female) input
1 x DVI (DVI-D Only 24+1 Pin Female) output
4 x VGA (HD15 female) input
1 x VGA (HD15 female) output
4 x Composite Video (BNC male) input
1 x Composite Video (BNC male) output
Analog Aduio
12 Stereo line audio, 1 Mic input
3 x Stereo unbalanced line audio and 1 x unbalanced programmed audio output


Power Supply
100~ 240VAC, 50/60Hz


IR remote control.
Switching Speed: 200ns
HDCP: DVI/HDMI Inputs are HDCP Compliant
EDID/DDC: VGA/HDMI/DVI Inputs are EDID/DDC compliant


Multi-Platform Switcher with 2 x DVI and 2 x HDMI to 1 x DVI switch, 4x1 VGA Switch, 4x1 Composite Switch and all accompanied by Audio Switching. This solution is perfect for Class-Room, Conference/Board room or a Place of Congregation environments.

Microphone Input which allows user to talk-over a content, e.g., if user has a DVD movie playing, the Microphone could be used over the DVD player audio channel.

RS-232/RS-485 programmable output, allows users to send RS232 commands to Display. This feature allows users to fully control the Project or Display which the DRC444 is connected to.

Offers 3 separate switching platforms which includes 4 inputs, one output Composite Video Switch; 4 inputs, one output VGA switch; 2 input DVI and 2 input HDMI to one DVI Output Switch.

Either platform (Composite, VGA or DVI/HDMI) could be switched simultaneously, as all 3 Video Platforms are completely separated from each other.

Each video input is accompanied with its own audio input (total 12 audio inputs)

Microphone input, allows user to mix the microphone signal with the main audio in "talk-over" mode.

Dimensions & Weight

19" x 9.25" x 1.73"
4 lbs.

Package Contents

Package Content
1 x AT-DRC444
1 x Power Cable
1 x IR Remote Control
1 x RS232 Cable
1 x Instructions Manual
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details

Customer Reviews of the Atlona AT-DRC444

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