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2 Port Desktop KVMs

2-Port DualView Dual-Link DVI KVMP Switch with Audio (TAA Compliant)

2-Port DVI TAA Compliant
MPN: GCS1642

UPC: 881317502834

Sale price$399.95

IOGEAR's GCS1642 2-Port DualView DVI KVMP Switch marks a leap in KVM functionality by combining IOGEAR's DynaSync™ with the widescreen graphics resolution of today's 30+ inch monitors, supporting DualView / Dual-Link DVI, 2560 x 1600 (higher than 1080p HD) and 3D graphics. Two DualView / Dual-Link display computers can be accessed and controlled from a single console running dual-displays.

2-Port DualView Dual-Link DVI KVMP Switch with Audio (TAA Compliant)
2-Port DualView Dual-Link DVI KVMP Switch with Audio (TAA Compliant) Sale price$399.95
4K UHD Resolution

Achieve 3840 x 2160 @30Hz 4K UHD Resolution with this Dual-Link DVI KVM Switch using IOGEAR's 4K HDMI to DVI-D Converter Cable GHDDVIC4K3. With this reversible 4K cable, you may use 4K source and project to 4K monitors, without the need to upgrade your Dual-Link DVI KVM switch setup.

Convenient Switching Methods

Switch and access four DisplayPort computers from a simple pushbutton on the front panel or hotkeys combination on your keyboard. IOGEAR's 2-Port Dual-Link DVI Dual Monitor KVM Switch also offers the latest mouse port-switching functionality to change ports. Easily switch between connected computers by clicking the wheel button on your 3-button USB mouse.

Share USB 2.0 Devices

The GCS1642 also features two USB 2.0 peripheral ports for asynchronously sharing USB devices between your computers. A powered USB hub may be attached to the peripheral ports for added functionality. Audio and microphone support makes sharing speakers and a microphone a convenience for the users which serves as an extra value.

  • DualView Dual-Link DVI support - Share 2 DVI monitors with a single keyboard and mouse between 2 computers
  • Quad View (DCC Mode) - when connecting two GCS1642 units together
  • Increase security for your intranet by separating a PC connected to the Internet and a PC connected to an Intranet
  • High resolution - Up to 3840 x 2160 @30Hz 1
  • Supports 3D graphics and gaming
  • Multi OS platform support
  • 2-port USB 2.0 hub for peripherals sharing
  • Asynchronous hotkey switching between KVM focus, USB peripheral, and Audio ports
  • IOGEAR's DynaSync™ reads and remembers the monitor's parameters (EDID) so there is no delay or change of video resolution when switching between, or booting computers2
  • HDCP Compliant
  • Audio enabled - Microphone support and full bass response provides 2.1 stereo sound
  • Complete keyboard and mouse emulation for error free booting and real-time switching
  • Computer switching via front panel pushbuttons, hotkeys, or mouse** 
  • Auto Scan Mode to monitor connected computers
  • Supports MAC and Sun keyboard and special keys
  • Firmware upgradeable
  • Plug & Play - No software installation required
  • All KVM and audio cables included

1Use with IOGEAR's 4K cable GHDDVIC4K3, 4K sources, and 4K monitor
2IOGEAR's DynaSync provides EDID support for Windows


  • 2 x DVI displays
  • 1 x standard 104 key wired USB keyboard
  • 1 x standard 2 or 3 button wired USB mouse


  • 2 x DVI ports
  • 2 x USB ports

Operating Systems:

  • Windows Vista®, Windows® 7, Windows® 8, Windows® 8.1, Windows® 10
  • Mac OS 9 to 10.x
  • Oracle® Solaris
  • Linux®, Unix and other USB supported systems*

*Additional drivers and support may be needed

**IOGEAR’s DynaSync provides the EDID support for Windows® 7

  • 1 x 2-Port Dual View Dual-Link DVI KVMP Switch
  • 2 x Dual-Link DVI-D KVM Cable
  • 2 x Dual-Link DVI-D Cable
  • 1 x Power Adapter
  • 1 x Installation Guide
  • 1 x Warranty Card

PLEASE NOT UPLOAD THIS Firmware if your GCS1642 or GCS1644 does not have a DCC port on the back. If you do not have a DCC port it is a non-A VERSION KVM. This firmware could damage a non-A version KVM. If you have any questions, please call 866-946-4327 to speak with a support specialist


Windows 7 32-bit/64-bit, Windows 8.1 32-bit/ 64-bit, Windows 10 32-bit/64-bit Windows 11 64-bit

Need more help with this product? Visit IOGEAR Knowledge Base

Computer Connections
Port SelectionHotkeys, Pushbutton, or 3-button USB Mouse
Console Connectors
Monitor2 x Dual Link DVI-I Female
Keyboard1 x USB Type A Female
Mouse1 x USB Type A Female
Audio1 x Mini Stereo Jack Female (Green)
Microphone1 x Mini Stereo Jack Female (Pink)
CPU Connectors
Monitor4 x Dual Link DVI-I Female
Keyboard & Mouse2 x USB Type B Female
Audio2 x Mini Stereo Jack Female (Green)
Microphone2 x Mini Stereo Jack Female (Pink)
F/W Upgrade1 x 4-conductor 3.5mm Jack
Port Selection3 x Pushbutton
Power Connections1 x DC Jack
USB2 x USB Type A Female
Mode1 (Orange)
KVM2 (Green)
Audio2 (Green)
USB Peripherals2 (Green)
Video Resolution4K UHD: 3840 x 2160 @30Hz (4K cable GHDDVIC4K3, 4K sources, and 4K monitors); Single Link DVI: 1920x1200; Dual Link DVI: 2650x1600
Scan Interval1~99 seconds (5 seconds by default)
VoltageDC 5.3V
Operation Temperature0~50°C
Storage Temperature-20~60°C
Humidity0~80% RH, Non-condensing
Unit Dimensions
Width10.2 in [26 cm]
Height1.7 in [4.4 cm]
Depth2.9 in [7.45 cm]
Unit Package Dimensions
Width12.8 in [32.5 cm]
Height8.3 in [21 cm]
Depth3.9 in [10 cm]
Master Carton
Width13.2 in [33.5 cm]
Height10in [25.4 cm]
Depth12.8 in [32.5 cm]
Master Carton Qty.3
Master Carton Wt.17.2 lbs
Unit Pack Wt.6.6 lbs
Unit Wt. w/accessories6.6 lbs
Unit Wt.2 lbs
Physical Properties