Smart AVI DVR4X4S DVI-D 4x4 Router Increases your productivity by providing you with access to four computers from four workstations. 4x4 non-blocking, single-link DVI matrix switch. Supports DVI operation at the maximum TMDS rate of 2 x 1.65 Gb/s. Supports resolutions up to 1080p, 2K, and 1920 x 1200. Simultaneous 4x4 analog matrix switching at 380 MHz bandwidth. DVI transmission over 19 feet at the highest TMDS rate of 1.65 Gb/s. Control from either front panel or RS232.