The Sonic Systems SONEM 2000 TRAFFIC SIGNAL PRIORITY SUPPORT SYSTEM for emergency vehicles uses sound instead of light. It detects yelp, wail, and hi-lo sounds. Requires no vehicle retrofitting. Maintenance-free and easy to install, it`s designed for use in NEMA TS-1/TS-2 and CalTrans 170 cabinets. It`s microprocessor-controlled, digital solid-state design is manufactured in ISO 9000 facilities, and is compliant with UL Labs, CSA, and with FCC limits for a Class A digital device. (800) 337-6642. Web site: www.sonic-systems.com.
The Sonic Systems SONEM 2000 TRAFFIC SIGNAL PRIORITY SUPPORT SYSTEM for emergency vehicles uses
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