The Master-IT USB KVM Switch with Dual DVI series embedded DDM Technology can 100% maintain the compatibility of the shared devices and connect systems. As a result the UDD+ series becomes the most reliable and robust multi monitor KVM switch in the world. UDD+ series provides the premium video resolution up to 2560 x 1600 on two monitors.The UDD-14A+KIT allows for the control of four computers with Dual Head DVI video cards with just a single set of keyboard, mouse, and dual displays. Built-in USB 2.0 and 3.5 mm. Mini Stereo ports provide added functionality, allowing you to share USB peripherals (flash drive, web cam, powered USB hub, etc.), Speakers (2.1 stereo sound), and Microphone amongst the connected computers. Suitable for any work space, a Multi-Monitor KVM switch offers a compact desktop KVM design and features a rugged metal chassis that helps ensure durable performance. Depending on the model you can also connect one set of speakers and use them for all your computers. But ConnectPRO takes it a step further on their Dual monitor KVM switches, they allow independent switching of not just the audio, or the USB, or the displays, but allows each and every connection to be switched independently of everything else.The UDD-14A+, as with all ConnectPRO KVM switches, features all-the-time active DDC/EDID communication, which makes this switch Windows 7/8/10 compatible.