Dedicated mouse and keyboard interface #HKS0401A30-UKBK This 4x1 HDMI KVM Switch provides you with great flexibility in integrating cross-platform computer equipment easily. It makes you available to switch easily and reliably between any HDMI computers using one HDMI compliant display. The 4x1 HDMI KVM Switch supports USB 2.0 hub and USB 2.0 keyboard /mouse. By using USB 2.0 hub ports on the KVM, you even can attach USB drive, printer, barcode scanner or other USB devices to the KVM. Switching can be controlled through variable methods, such as the front panel source selector buttons, IR signals and hot keys on keyboard. With EDID emulators in every input ports, keep PCs always have correct display information, prevent display settings changed while switching input ports. Features: ●Using only 1 set of keyboard, mouse and monitor to control 4 PCs. ●Support Unix/ Windows/ Debian/ Ubuntu/ Fedora/ Mac OS X/ Raspbian/ Ubuntu for Raspberry Pi and other Linux based system. ●Support hot plug, connect or disconnect devices to the KVM switch at any time without turning off devices ●Support auto switching among all devices so as to monitor the devices in a specified time interval ●Support keyboard hot keys to control KVM switch ●Available to use keyboard without any delay after switch host devices ●Support resolution up to 3840*2160@30Hz ●With extra standard USB port, it is possible to connect bar code scanner, USB hard drive or other USB devices to KVM just as you have plug these devices directly to computer ●Support IR control, easy to control KVM by remote control ●With EDID emulators in each input port, keep PCs always having correct display information ●Supports DVI-D single link sources and displays with the use of HDMI-to-DVI adapters HDMI and USB interface HDMI and USB interface connect HDMI and USB Cable HDMI KVM Switch with Remote Convenient control way by the Remote makes your lift easy HDMI KVM Switch with USB2.0 With extra standard USB port, make it possible to connect bar code scanner, USB hard drive or other USB devices to KVM just as your requirement HDMI KVM Switch Good heat dissipation KVM SWITCH FAQ Q1: The LED light of the KVM switch is displayed normally, and the keyboard and mouse work normally also. Why the display doesn’t have video output? A: Please check if the HDMI cable of the input/output is properly connected. The “online” light on the KVM switch indicates the USB connection status. Q2: The remote control is defective / Why does the remote control not work? A: Due to the strict review of batteries by international logistics and Amazon, our remote control is not equipped with a battery; please load the CR2025 battery before using the remote control. Q3: When the mouse touches the edge of the screen during normal movement, it will switch to another computer. This is too sensitive. How to adjust? A: You can deactivate the quick mouse change mode by clicking on the [Scroll Lock] + [Scroll Lock] + [F12] keyboard. Q4: What is the length of the cable can I use for the KVM switch? A: Tips for HDMI cable length: 1.When using 4K@30Hz as an input, it is required that Input HDMI cable <5 meters and the output HDMI cable < 10 meters; 2.When using 1080@60Hz as an input, it is required that Input HDMI cable <10 meters and the output HDMI cable < 15 meters. Q5: If the mouse doesn’t respond correctly to the command? A: You can connect your mouse to the USB2.0 port of the KVM switch. (Note: Using this port will not be able to use the mouse to quickly switch modes). If the problem remains, please insert the mouse into the PC in issue to confirm that it is working properly. Q6: Why can't my multimedia keyboard transfer multimedia functions (play, pause, etc.) when using the KVM switch? A: You can use your multimedia keyboard connecting to the USB2.0 port of the KVM switch. (Note: Since the USB2.0 port does not have USB emulation, the hotkey switching function cannot be used). Q7: How to change the hotkeys combination? If your keyboard doesn't with the [ScrollLock] key or the [ScrollLock] key is used for other functionality, you can take [Right-Ctrl] hotkey instead of [ScrollLock] key by below way: Method 1: Execute hotkey command [ScrollLock]+[ScrollLock]+[F1]. Method 2:You can press and hold the "SW" key on the KVM panel for about 10 seconds until you hear a beep, and the way to switch the hotkey will be changed (If it is currently [ScrollLock]+[ScrollLock] + Number, it will be changed to [[Right-Ctrl] + [Right-Ctrl] + Number) The same if you want to change the hotkey from [Right-Ctrl] to[ScrollLock], you could do as follows: Method 1:Execute hotkey command: [Right-CtrI]+[Right-CtrI]+[F1]. Method 2:You can press and hold the "SW" key on the KVM panel for about 10 seconds until you hear a beep, and the way to switch the hotkey will be changed (If it is currently [[Right-Ctrl] + [Right-Ctrl] + Number, it will be changed to [ScrollLock]+[ScrollLock] + Number) HDMI KVM Switch 4 ports HDMI KVM Switch 4 ports HDMI KVM Switch 4 ports HDMI KVM Switch 4 ports HDMI KVM Switch 4 ports HDMI KVM Switch 4 ports Add To Basket Buying Options Add To Basket Buying Options Add To Basket Buying Options Customer Reviews 3.6 out of 5 stars 109 3.6 out of 5 stars 109 3.6 out of 5 stars 70 3.2 out of 5 stars 8 3.2 out of 5 stars 8 3.2 out of 5 stars 8 Price £84.99£84.99 — no data £136.84£136.84 — no data £153.80£153.80 — no data Resolution 4K@30Hz 4K@60Hz 4K@60Hz 1080P 4K@30Hz 4K@60Hz Input x Output 4 in 1 out 4 in 1 out 4 in 1 out 4 in 1 out 4 in 1 out 4 in 1 out Keyboard and Mouse Pass-through × × ✓ × × ✓ Seamless Switch × × × ✓ ✓ × HDR 10 × ✓ ✓ × × ✓ HDCP HDCP 1.4 HDCP 2.2 HDCP 2.2 HDCP 1.4 HDCP 1.4 HDCP 2.2 Dolby Vision × ✓ ✓ × × ✓ Special Function no data no data no data Multi-view (PAP) Mode PIP (Picture-in-picture) Mode no data Material Aluminum Alloy Aluminum Alloy Aluminum Alloy Aluminum Alloy Aluminum Alloy Aluminum Alloy