Ocean Reef GSM G.Divers 2nd stage Complete Instrumentation w/Digital Compass

Complete Instrumentation w/Digital Compass

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Pressure Gauge:Zeagle Slim-Line 0 to 5000 psi SPG

The Alpha 8 second stage is a dependable downstream demand valve design

Along with learning how to structure and organize EFR courses

Ocean Reef GSM G.Divers 2nd stage Complete Instrumentation w/Digital CompassOverview Wireless underwater transceiver unit, with the autonomy of approx. 30 hours in receiving mode, and range of operation of 200 250 meters (calm sea water), lightweight, powerful single channel and push to talk communication system make the GSM Gdivers the perfect addition to any training class or guided tour, for extra safety and for fun! The unit operates on the same frequency as all other OCEAN REEF units and most popular wireless