General
Device Type: KVM / audio switch - 4 ports
Enclosure Type: Desktop
Ports: 4 x KVM / audio  
Keyboard / Mouse Interface: PS/2, USB  
Smart Card Reader: USB Type A  
Max Resolution: 3840 x 2160 pixels (UHD 4K) @ 30 Hz, 2560 x 1600 pixels @ 60Hz  
Status Indicators: LED Port and Color Chips

Console Ports
2 x HDMI
1 x keyboard (USB Type A)
1 x mouse (USB Type A)
1 x keyboard (PS/2)
1 x mouse (PS/2)
1 x audio output (3.5mm Jack)
1 x CAC Port (USB Type A)
1 x DCU Port (RJ14)

Host Ports
8 x DisplayPort
4 x keyboard/mouse (USB Type B)
4 x CAC/keyboard/mouse (USB Type B)
4 x audio input (3.5mm Jack)

Power
Power Device: External power adapter  
Voltage Required: AC 120/230 V (50/60 Hz)

Miscellaneous
Compliant Standards: FCC, CE, ICES and NIAP PP3.0

Dimensions & Weight
Width: 12.5 in
Depth: 2.5 in
Height: 6.4 in
Weight: 4.9 lbs

Manufacturer Warranty
Limited warranty - 3 years

Environmental Parameters
Min Operating Temperature: 32° F
Max Operating Temperature: 104° F
Humidity Range Operating: 0 - 80% (non-condensing)
Min Storage Temperature: -4° F
Max Storage Temperature: 140° F