Marine CDD Electric Whistle
The Scope of Application:
This product is widely used in water
transportation, docks and related places.
Product Characteristic:
It has the characteristics of various
functions, high power, clear sound and long distance of sound transmission. The
speaker is filled with an imported magnetic fluid protection voice coil, which
overcomes the deficiencies of the previous electro-acoustic speakers, thereby
greatly increasing the service life of the speaker.
Adopt standard:
GB/T12303-90
Marine CDD Electric Whistle CDD-80:
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