The PM-DIS4-U is a 4K DVI input board. The PM series is powerful, multi-platform signal switching and distribution system, combining best elements of HDBaseT (long distance over single CATx cable, POE, and bi-directional RS-232/422 control capabilities), along with Auto-Scaling and Seamless Switching technology. PM Series Switchers are configurable from 8x8 up to 256x256, and feature a modular, field-upgradeable design. Combined with PureLinks advanced Cross-Platform technology, the PM Series provides integrators with fully customizable solution for any application or network.