The Blackmagic Ultimatte Smart Remote 4 controls up to 8 Ultimatte 12 units simultaneously over Ethernet, built with a 10.1" touchscreen and hard buttons for fast compositing adjustments during a live production. Controls Up to 8 Ultimatte 12 Units: Connects via 2x 10/100 Mbps Ethernet ports for LAN-based control. 10.1" Touchscreen with Hard Buttons: On-line and on-air indicators let you switch between units quickly. File Clear Button: Automatically adjusts the most important settings for an instant, high-quality composite. 8 Rotary Knobs and Customizable Menus: Four menus can be built with your most-used controls, alongside quick load/save buttons for volatile RAM presets. RS-422 for Ultimatte 11 Control: Also supports older Ultimatte 11 units via 2x RS-422 ports.