ATEN CS1644 4-Port USB 2.0 DVI Dual View KVMP Switch



Replaced by: ATEN CS1644A
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CS1644 Hot Key Sequence

Hotkey Mode
(Invoke Hotkeys)
Port SelectionInvoke OSD
Default: [Num Lock] + [-]Default: [Scroll Lock] [Scroll Lock] [Port #] [Enter]Default: None
Alternate: [Ctrl] + [F12]Alternate: [Ctrl] [Ctrl] [Port #] [Enter]Alternate: None

The ATEN CS1644 USB 2.0 DVI Dual View KVMP Switch charts a revolutionary new direction in KVM (Keyboard, Video, Mouse) switch functionality by combining a 4-port KVM switch with a 2-port USB 2.0 hub and at the same time providing dual-screen support for two DVI displays , making it ideal for graphic designers, banking and finance consultants, medical applications, and gamers.

Additionally, the ATEN CS1644 carries advanced features, such as nVidia 3D Vision ready 120Hz 3D display support, gaming keyboard compatibility and port selection/switching using a mouse, aimed at giving you flexibility, convenience and enjoyment. As a KVM switch, it allows users to access four computers with dual-screen support from a single USB keyboard, USB mouse, and dual-screen console. As a USB hub, the ATEN CS1644 KVM permits each computer to access any peripherals connected to the hub on a "one computer at a time" basis.

ATEN CS1644 KVM Features:

  • 4-port DVI Dual View KVMP switch with USB 2.0 support and 2.1 channel surround sound audio
  • One dual-screen USB console controls four dual-screen computers and two additional USB devices
  • 2-port USB 2.0 hub built in
  • Fully compliant with the USB 2.0 specification
  • Full bass response provides a rich experience for 2.1 channel surround sound systems
  • Independent switching of KVM, USB, and Audio focus
  • DVI digital and analog monitor support - fully compliant with the DVI specifications; also HDCP compliant
  • Superior video quality: 1920 x 1200 @ 60Hz (Single Link); 2560 x 1600 @ 60Hz (Dual Link)
  • nVidia 3D Vision Ready: Works with 120Hz LCD monitors and active shutter glasses to create a 3D environment with maximum resolution of up to 1920 x 1080
  • Supports widescreen resolutions
  • Computer selection via front panel pushbuttons and hotkeys
  • Multiplatform support - Windows, Linux, Mac, Sun
  • Console mouse port emulation / bypass feature supports most mouse drivers and multifunction mice
  • Video DynaSync - stores the console monitors EDID (Extended Display Identification Data) to optimize display resolution
  • Complete keyboard emulation for error-free booting
  • Sun/Mac keyboard support and emulation
  • Auto Scan Mode for monitoring all computers
  • Firmware upgradable

Aten CS1644 Diagram
ATEN 4-port DVI Dual View USB 2.0 KVMP Switch
(ATEN CS1644 depicted here)

Aten CS1644 Requirements:

  • Console
    • Two DVI compatible monitors
    • USB mouse & keyboard
    • Microphone and speakers (optional)
  • Computers
    • Two DVI ports
    • USB Type A port
    • Audio ports (optional)

Aten CS1644 Package Content:

  • 1 CS-1644 4-port DVI Dual View KVMP Switch
  • 4 Custom USB DVI Dual Link 6 ft. (1.8m) Cable Sets
  • 4 Custom DVI Dual Link 6 ft. Cables
  • 1 USB-to-PS/2 Converter
  • 1 Firmware Upgrade Cable
  • 1 Power Adapter
  • 1 User Manual

Aten CS1644 Specifications:

Height1.80 in. (4.56 cm.)
Width 3.02 in. (7.68 cm.)
Depth10.33 in. (26.23 cm.)
Weight1.23 lbs. (0.56 kg.)
Operating Temperature32-122 F (0-50 C)
Storage Temperature

-4-140 F (-20-60 C)


0-80% RH, Non-condensing

Mode3 (1 Orange; 2 Green)
KVM4 (Orange)
Audio4 (Green)
USB4 (Green)
Port SelectionFront Panel Pushbuttons; Hotkeys
VideoDVI Dual Link: 2560 x 1600
DVI Single Link: 1920 x 1200
Power ConsumptionDC 5.3V, 12.19W
Scan Interval1-99 seconds (5 secs. default)
Supported Hardware 
Keyboard, Mouse & Monitor2 x USB Type A
2 x DVI-I
Audio2 x Mini Stereo Jack
KVM Ports4 x USB Type B
8 x DVI-I
4 x Mini Stereo Jack (Green)
4 x Mini Stereo Jack (Pink)
Firmware Upgrade1 x 4-conductor 3.5mm Jack
Power1 x DC Jack
USB 2.0 Hub2 x USB Type A
Approved Agency RoHS
UPC / EAN Barcode icon
UPC 672792100680
EAN 0672792100680