Each GSM G.divers comes with the NACS™ (Neptune Adjustable Communication Support)
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), Light weight, 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!
Special Order. Estimated 7 to 10 days. We will contact you with shipping information
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