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Ocean Reef Underwater Receiving Unit (M-101a)

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  • Receive Only System
  • Same frequency as the GSM DAT, M105, and M-105 D-MARINER
  • Receiver unit that can be mounted on a standard or full face mask strap
  • Reception is strong enough that it is not always necessary to attach it to the mask strap
  • Sufficient to just hold it in your hand or attach it to your BC, making it possible to listen to the transmission with more than one diver
  • Uses a 9-volt alkaline battery
  • It is solid, sturdy and light
  • Automatic activation when unit comes in contact with water
  • Low Battery Warning

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