Complex sentence: The original PowerBook 100,140, and 170 were replaced by the 145 (updated to the 145B in 1993), 160, and 180 in 1992, with the 160 and 180 having video output allowing them to drive an external monitor.
Split into simpler sentences: The original PowerBook 100,140, and 170 were replaced by the 145 (updated to the 145B in 1993), 160, and 180 in 1992. The 160 and 180 having video output allowing them to drive an external monitor.