1st, has controls the type police sound choice pressed key straight, which wants to use to press directly, wanted to trade the sound to be possible to cut fast, avoids sound
2 which sent out does not want, designing 6 second state guest to press a key alone (steam shistle loudspeaker pressed key's underneath), only need press the state guest to clear the way the sound to be possible to make a sound automatically for 6 seconds, 6 seconds later the automatic stopping (for example wanted to stop being possible ahead of time according to a steam shistle loudspeaker then), the use was convenient, completely obviously the state guest cleared the way demeanor
3, true independent duplex sound track 50W-300W output.
4, the belt double sound and the reverberation function, may simultaneously make 2 warning sounds, may also, in does not interrupt the warning in the situation to use the steam shistle loudspeaker, simulation motorcade effect
5, the belt 4 street lights control, may the positive governing warning light's switch, facilitate the operation, facilitates the line, avoids Che Neizai putting the switch
This aircraft other characteristics:
Three kind of pattern work: The tone pattern, the double sound pattern, mix the sound pattern
Alert tone:
Steam shistle loudspeaker
Independent pressed key: 6 second state guest