It is easy to switch computer by using port selection push button located on the unit's top panel. 1 x 4-port USB 2.0 KVM switch. Hot pluggable, add or remove computers without powering off the KVM switch.
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2 In 1 Out VGA/SVGA Manual Sharing Selector Switch Switcher Box For LCD PC KVM Switches Display 1080 HD Video Converter
Aliexpress UK
8K@60Hz DisplayPort KVM Switch - 4 Port USB 3.0, 4K@120Hz, 8K@60Hz, HDR, Support 2 Computers, Share Keyboard, Mouse, Printer & Hard Drive. 8K@60Hz DisplayPort KVM Switch. This DisplayPort KVM Switch enables two computer devices to share one monitor and four USB 3.0 ports.
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5 in 1 out HDMI Switch KVM Switcher HD 4K Video Switches Splitter 3X1 5x1 HDMI Switcher Hub Adapter for Xbox PS4 DVD HDTV PC
Aliexpress UK
4 IN 4 OUT: 4 port USB switch selector allows one button switching between 4 computers to share 4 USB peripherals without the need to constantly pull cables or set up complex network sharing software.
eBay
2 In 1 Out VGA/SVGA Manual Sharing Selector Switch Switcher Box For LCD PC KVM Switches Display 1080 HD Video Converter
Aliexpress UK
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HDMI-Compatible Splitter 4K Switch KVM Bi-Direction 1x2/2x1 HDMI-compatible Switch 2 In1 Out for TV Box PS4/3 Switcher Adapter
Aliexpress UK
4 Port KVM Switch SP-KVM54. KVM Switch. The device has buttons for switching between connected computers. Model number is SP-KVM54. Dispatch Mon–Fri within 24 hours. Excellent item. Network Switches.
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30pcs Set of Orange Combination Cable Connectors 2-Port/3-Port/4-Port/5-Port Quick Cable Electrical Sheath Connection Terminals
Aliexpress UK
The REXTRON USB KVM Switch 4 Port is a versatile unit that allows for connection of up to 4 computers via VGA and USB ports. The switch features a 1:4 connection split, providing easy access to multiple devices. With a cable length of 1.7m, this powered unit from Rextron is a reliable and efficient solution for managing multiple computers within a workspace. The switch is brand new, never used, and comes in its original packaging, making it a convenient and secure choice for any professional setting.
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30-Piece Set of Orange Combination Cable Connectors 2-Port/3-Port/4-Port/5-Port Quick Cable Electrical Jacketed Connection Terminals
Aliexpress UK
4 port KVM Switch is compact and portable. Hot Plug - Add or Remove Connected PCs for Maintenance Without powering down KVM switch or PCs. Buzzer sound for switching port confirmation. No Software Required - Easy PC Selection via Push Buttons, Hot Keys.
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High Quality New 2 or 4 or 8 Ports AV Audio Video RCA 4 Input 1 Output Switcher Switch Selector Splitter Box for STB DVD HDTV
Aliexpress UK
2.4GHz wireless devices, such as WiFi, wireless keyboard and adapters, may not work stably when they are close to USB 3.0 devices or hubs. Try to use the host port or USB 2.0 connection. USB 3.0 Switch-to-4 is a great choice for sharing 4 USB 3.0 devices between 4 systems.
eBay
High Quality New 2 or 4 or 8 Ports AV Audio Video RCA 4 Input 1 Output Switcher Switch Selector Splitter Box for STB DVD HDTV
Aliexpress UK