GSM MERCURY Communication Unit Mask strap Vesper lights the way—literally

Vesper lights the way—literally

The Oceanic Shadow Colour Series packs near flat and takes up very little space during travel or transportation

Alternatively

PADI eLearning cannot be reused/shared between multiple people

GSM MERCURY Communication Unit Mask strap Vesper lights the way—literallyThe GSM MERCURY is OCEAN REEFs most advanced underwater communication unit to date, combining the best features from multiple legacy systems into one compact, foldable, and highly capable device. With extended range, stereo like clarity, and dual channel communication, the Mercury is built for serious diverswhether you're diving for research, training, exploration, or safety. Its foldable into your mask, rechargeable, and offers hands free