Profile: Digitize Inc. designs and manufactures fire & security supervised alarm monitoring systems. We are ISO 9001 certified. Our 3505 system keeps constant watch on proprietary fire & security alarms, and accepts input from virtually any remote alarm device or a combination of devices & issue alerts. The Q-Mux™ point identification system permits fully programmable two-wire multiplexing. The system employs a single set of two telephone grade wires to provide RS-485 communication for up to 32 nodes over a distance of 5000 feet.