Introduction to HDMI KVM Dual Screen Switch
The HDMI KVM dual-screen switch is a device that supports the simultaneous switching of the main screen, secondary screen, audio, and mouse and keyboard of the same computer host; supports multiple hosts to share USB devices such as U disks and printers; supports automatic resolution adjustment and 4K@60Hz YVU4: 4:4 display, dual screens combined into 8K; support plug and play; support hot swap
HDMI KVM dual screen switch 212HK
Features of HDMI KVM Dual Screen Switch
01、Support USB1.1 and USB2.0 devices
02、Support Windows, Mac, Linux, Android and other systems
03、Support HDMI2.0, HDCP2.2
04、HDMI interface input/output resolution supports 3840*2160@60Hz, 3840*2160@30Hz, 2540*1440@144Hz, 2540*1440@120Hz, 2540*1440@60Hz, 1920*1080p@60Hz, 1920*1080p@30Hz, 720p@60Hz etc.
05、Use HDMI2.0 version cable to support extension of 20 meters before and after
06、Support USB port insertion automatic recognition detection, automatic scanning, computer sleep wakeup and other functions
07、Support plug and play, no need to install drivers, compatible with most wireless keyboards, wireless mice, mechanical keyboards, gaming mice
08、Supports hot swap, no need to turn off the power of the device, you can directly insert and unplug cables and USB devices from the port
09、Supports multiple switching methods such as keyboard hot key switching, mouse switching, panel button switching, infrared remote control switching, RS232 code control switching, etc.
HDMI KVM dual-screen switch interface description
HDMI KVM dual-screen switch interface description
Schematic diagram of HDMI KVM dual-screen switch connection
Schematic diagram of HDMI KVM dual-screen switch connection
HDMI KVM dual-screen switch connection and use video tutorial
HDMI KVM dual-screen switch operation method
HDMI KVM dual-screen switch operation method of panel button switching
Manually press the button ①② on the panel of the HDMI KVM switch to switch; press ① to switch to host ①, and press ② to switch to host ②
Infrared remote control switching of HDMI KVM dual-screen switch operation method
Directly use the remote control to aim at the HDMI KVM switch control panel, press the corresponding number to switch to the corresponding host
Mouse switch of HDMI KVM dual-screen switch operation method
【Double-click the scroll wheel in the middle of the mouse + right button】 to switch to the right; 【Double-click the scroll wheel in the middle of the mouse + left button】 to switch to the left; the switching is completed within 2.5 seconds
Keyboard hotkey switching of HDMI KVM dual-screen switch operation method
HDMI KVM dual-screen switch keyboard hotkey function table
RS232 code control switching of HDMI KVM dual-screen switch operation method
HDMI KVM dual screen switch RS232 code
| Serial port settings | Baud rate 115200bps, 8 data, 1 stop, check digit None |
| Command | Format (5 bytes hexadecimal) |
| Enter1 | 3030 3030 3030 0a0a 0d0d |
| Enter2 | 3030 3030 3031 0a0a 0d0d |
| Enter3 | 3030 3030 3232 0a0a 0d0d |
| Enter4 | 3030 3030 3333 0a0a 0d0d |
| Enter5 | 3030 3030 3434 0a0a 0d0d |
| Enter6 | 3030 3030 3535 0a0a 0d0d |
| Enter7 | 3030 3030 3636 0a0a 0d0d |
| Enter8 | 3030 3030 3737 0a0a 0d0d |
| Enter9 | 3030 3030 3838 0a0a 0d0d |
| Enter10 | 3030 3030 3939 0a0a 0d0d |
| Enter11 | 3030 3030 3a3a 0a0a 0d0d |
| Enter12 | 3030 3030 3b3b 0a0a 0d0d |
| Enter13 | 3030 3030 3c3c 0a0a 0d0d |
| Enter14 | 3030 3030 3d3d 0a0a 0d0d |
| Enter15 | 3030 3030 3e3e 0a0a 0d0d |
| Enter16 | 3030 3030 3f3f 0a0a 0d0d |