For the next step in display resolution, screen size and customer impact, Toshiba has created the ultrasmart choice with the super-large 85" and 98" TD-U UltraSeries. These 4K UltraHD displays include 3,840 x 2,160 resolution, a 120Hz refresh rate and high brightness for jaw-dropping clarity and awe-inspiring images. They also offer full functionality with built-in quad-screen capability to allow a single super-large display to act as an all-in-one video wall. In addition, they include portrait and landscape modes, DisplayPort and RS232C, LAN and IR control. Plus, you can count on these true professional-grade displays rated for 24/7 operation, with failover support and a strong 3-year limited commercial warranty.