OREI USB 2.0 4x1 HDMI KVM Switch 4K@60Hz with RS-232 Control | 4 Computers 1 Monitor | HDMI 2.0 & HDCP 2.2 (UKM-401)

4K 2.0a (18Gbps) 4 HDMI input + 4 USB input into 1 output Single Monitor Switcher - This device lets you share 4 PCs, Desktops with one Display Monitor. Also lets you share 2 USB inputs with all four PCs.
Ideal Device for Multi Tasking on a Single Monitor, You can take control of three devices such as PC, Computer, Laptop, Android Smart Phones, Streaming Box, PS4/PS5 gaming devices or 4K Blu Ray Players on a single Monitor. You can use a set of USB Keyboard and Mouse to control everything. You can switch with a remote control, front panel and RS-232.
Supports HD lossless audio formats such as Dolby Atmos, DTS: X, Dolby True-HD, PCM7.1 pass through; Compliant with HDCP 2.2/1.4; Perfect gaming experience with no compromise on audio & video quality. No delay, zero latency keyboard and mouse switching; Plug & play capable. No drivers required; USB sharing works with external hard drives, printers, scanners, and more.