Black Box TL159A RS232 Data Broadcast Device - RJ-11, 8-Port

Serial does not travel far on its own, and the TL159A is Black Box's answer: RJ-11, 8-Port. Speed: Transparent. Connectors are (9) RJ11. All ports are DTE/DCE switch-selectable. Put one between your async CPU and up to eight terminals. Students see everything on your screen.

Power: 115 VAC, 60 Hz. It measures 1.5-in. H x 5.5-in. W x 8.5-in. D (3.8 x 14 x 21.6-cm) and weighs 2.4-lb. (1.09-kg).