This AV Access KVM Switch Box is perfect for those who need to switch between four different computers with ease. The dual monitor feature allows for seamless multitasking and the 4K@60Hz, 2K@144Hz, and 1080P@240Hz resolution ensures high-quality display. The sleek black design adds a touch of professionalism to any workspace. Compatible with the AV Access brand and model 4KSW21-DM, this KVM Switch Box is a must-have for anyone who needs to be efficient and productive.