The special transceiver enables divers to communicate under water !
By using ultrasonic waves, the underwater transceiver made it possible for divers to converse clearly with other divers.
Tags : diving schools underwater transceiver
Comments from Organizer
Diving could be more enjoyable, safer and happier with an underwater transceiver.
If they are adopted in diving schools, instructors could give beginners more certain and reliable directions.
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