
Underwater communication is a technique of sending and receiving message under water. Under water communication is difficult due to many factors factors. In underwater communication there are low data rates compared to terrestrial communication, since underwater communication uses acoustic waves instead of electromagnetic waves.
Underwater Communication is essential, quality underwater communication may be life saving. You can find reliable and quality underwater commuincation devices on ScubaOnline.
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Underwater Communication - Boat Unit: The boat unit is an optional component of the UDI system. It is used for text message communication with the underwater divers, and its Homing capabilities allow divers to navigate their way back to the boat.
Along with the boat unit on this section you will find accessories for your UDI underwater communication unit.

Underwater Communication: UDI Wrist Unit: An Underwater Communication Revolution
The UDI (Underwater Digital Interface) device utilizes innovative, patented digital messages technology, SOS / homing capabilities, a built-in dive computer and 3D compass - all combined in one easy to use, complete underwater communication system that will change your diving experience forever.
UDI overcomes the challenges of underwater communication, enabling divers like you to communicate more easly, fully and effectively for a richer, safer diving experience.