The NEW 2-Way DB25 COMPACT AUTO SWITCH Parallel DB25 2 Computers to 1 Printer RM1 is a dependable printer AB switch box from GLOBAL TECH GEEKS. It allows for seamless connectivity of 2 computers to a single printer via its DB25 connector. This product is specifically designed for the RM1 model, making it a reliable and efficient solution for managing printer connections in a compact setup. With its auto-switching capabilities, this device ensures smooth parallel printing for a hassle-free computing experience.