Radio Shack Talking 360 Owner's Manual page 20

Category 1: Highway Construction Maintenance
BRIDGE CLOSED AHEAD/FOLLOW DETOUR
HIGHWAY WORK CREW AHEAD
UTILITY WORK CREW AHEAD
ALL TRAFFIC FOLLOW DETOUR AHEAD
ALL TRUCKS FOLLOW DETOUR AHEAD
ALL TRAFFIC EXIT AHEAD
RIGHT LANE CLOSED AHEAD
CENTER LANE CLOSED AHEAD
LEFT LANE CLOSED AHEAD
Category 2: Highway Hazard Zone Advisory I
STATIONARY POLICE VEHICLE AHEAD
TRAIN APPROACHING/AT CROSSING
LOW OVERPASS AHEAD
DRAW BRIDGE UP
OBSERVE BRIDGE WEIGHT LIMIT
ROCK SLIDE AHEAD
SCHOOL ZONE AHEAD
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Operation