Comprehensive's HDMI 4x4 matrix switcher supports 18G Ultra-High-Definition (UHD) [email protected] 2160p. This 4x4 matrix switcher features four HDMI inputs and four HDMI outputs, and provides true matrix routing for HDMI signals allowing flawless distribution of any four connected HDMI sources to any of four HDMI displays - in any combination. Control is easy and accessible at all times via the supplied IR Remote Control, RS-232, TCP/IP or the selection buttons on the front panel. This device also supports all HDMI 3D, and advanced audio formats.Comprehensive's HDMI 4x4 18G HDMI switcher is perfect for showroom displays, lecture halls, retail sales displays, and anywhere in between. All components are RoHS Compliant and come with a 2 Year Hassle-Free Warranty.Why choose Comprehensive?Since 1974 Comprehensive has been the Pro A/V and IT industry standard for professional connectivity performance, reliability and value. That's why millions of Comprehensive connectivity products are in use at stadiums, in broadcast and recording studios, stages, boardrooms, classrooms, government installations and living rooms around the world. At Comprehensive, we stand for one thing above all else - exceeding our customer's expectations every time with new and innovative high value products and the same old fashioned customer service that built our business. We know in today's busy world, you have more important things to worry about than connectivity products. That is why we strive everyday to make your life, and connectivity a little easier.