StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA vs StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K

Key differences

The StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA has 4 more USB 2.0 Type-B ports quantity than the StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K (8 vs 4). The StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA has 2 more microphone inputs than the StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K (4 vs 2). The StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA has 30 Hz more maximum refresh rate than the StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K (60 Hz vs 30 Hz). Video port type: DVI-I on the StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA, DisplayPort on the StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K. Console ports: 3.5mm headphone, DVI-I, USB A on the StarTech.com Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA, 3.5mm headphone, HDMI, USB A on the StarTech.com Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K.

• Video port type
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:DVI-I
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:DisplayPort
• USB 2.0 Type-B ports quantity
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:8
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:4
• Number of microphone inputs
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:4
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:2
• HD type
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:WQXGA
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:4K Ultra HD
• Maximum resolution
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:2560 x 1600 pixels
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:3840 x 2160 pixels
• Maximum refresh rate
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:60 Hz
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:30 Hz
• Number of displays supported
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:1
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:2
• Depth
  • Secure 4-Port KVM Switch, DVI, NIAP 4.0 Desktop KVM for Keyboard / Mouse, Metal Housing, CAC Port, Made in the USA:320 mm
  • Secure 2-Port Dual-Monitor KVM Switch, 1x DisplayPort In to 2x HDMI Out, 4K:224 mm