The TESmart HKS0402A1U-USGY 4K HDMI 4-Port KVM Switch is a high-quality device designed to allow users to easily switch between four HDMI-compatible devices. Made by the brand TESmart, this KVM switch is compatible with the model HKS0402A1U-USGY and is manufactured in the United States. With the ability to support 4K resolution, this switch provides a seamless and efficient way to connect and switch between multiple devices, making it ideal for professionals or home users looking to streamline their workstation.