garmin descent s1 010 02853 00 copySONAR COMMUNICATION: YOUR DEEPER CONNECTION This revolutionary diver communication buoy works with the Garmin dive ecosystem, enabling topside crew members to monitor and track their dive groups as well as exchange preset messages with divers wearing a compatible dive computer1 paired with a Descent T2 transceiver. Networked divers can also see their distance and direction to the buoy for return to base reference2. SUBWAVE SONAR NETWORK CAN SUPPORT UP