what is a kvm switch

3840x2160 60Hz 4K 2x1 HDMI DP KVM Switch

Desktop Control 8 Port KVM Switch VGA USB Type A Female With Audio Multi Function

Seamless KVM Audio Video Matrix Video Wall Controller 4x4 2x2 1x4 4K60 HDMI PIP Editable with 4 HDMI 2.0 Input

20KM Transmission HDMI KVM Fiber Extender OVER IP With SFP Module

HDMI IP Extender 1080p 60Hz KVM Control Loop Out

Multi-functional 4K 60Hz HDMI KVM Fiber Extender

Optical Kvm Switch 4x2 Kvm Fiber Matrix Switch Fiber Kvm Switch

Dual Port Magnetic RJ45 Jack 7499121211 Gigabit Application, CAT5 KVM Switch

8 Port Female DVI KVM Switch SW1801D Rack Mount KVM Switch

19 Inch KVM Switch With LCD , 16 Ports Rack LCD Monitor With Pre USB Interface

2 Port HDMI 2.1 KVM Switch with USB 3.0 2 Input 1 Output LED Indicators Female-Female

8-Port x1 User VGA 1U Rack-Mount USB KVM Switch with 19" LED, 8 x VGA Cables Included

OEM HDMI KVM Switch Two Input And One Output Keyboard Mouse Printer USB Input 4K@30HZ

30hz Byod Wireless Presentation 4K Mirroring Kvm Switch Extender

8x1 HDTV KVM Switcher 8 Port HDTV USB 2.0 KVM Switch

1Port uncompressed dvi kvm fiber optic extender with external bidirectional analog audio transmission over 20KM SM fiber

8 to 1 HDMI KVM matrix switcher

6ft 4in1 USB DisplayPort KVM Switch Cable w/ Audio & Microphone

19 Inch Rackmount LCD KVM Drawer USB & PS2 Network KVM Switch 1280 X 1024

IR Control KVM Fiber Optic Extender ,120M Over IP / RJ45 Ethernet USB Optical Extender