Description Data Broadcast Unit, RJ-11 Quick Facts Send async data to as many as eight printers, terminals, PCs, plotters, or other slave devices. Further Details All ports are DTE/DCE switch-selectable. Put one between your async CPU and up to eight terminals. Students see everything on your screen. Ideal for polling applications or other controlled environments. DB25 model is rackmountable and enables you to connect each port directly and quickly to slave ports. Use RJ-11 version in modular wiring environments. Order an optional RJ Adapter Kit to connect it to premise DTEs equipped with DB25 connectors.