[Dual-Monitor-KVM-Switch-2 Port ] TESmart KVM switch using only 1 set of keyboard, mouse and 2 monitors to control 2 computers, support display one computer's main and extended desktop [Daul HDMI KVM Switch with USB2.0 Port] Supports Connecting your usb 2.0 port device such as Scanner/USB driver/3D Printer/Monitor Camera [Support Many Ways to Control] Support keyboard hotkey, front panel buttons and IR signals to control this Dual Monitor KVM (CR2025 battery not included) [4K 60Hz Resolution & Smart EDID] The HDMI+HDMI KVM Switch max resolution up to 3840*2160@60Hz,it comes with EDID emulators in each input port, keep PCs always having correct display information [A Higher Level of Keyboard and Mouse Compatibility] It supports keyboard and mouse pass-through mode (Semi-DDM USB), takes advantage of DDM (Dynamic Device Mapping) technology, compatible with more keyboard and mouse devices.