garmin descent t2 transceiver 010 13308 00Garmin Descent T2 Transceiver (010 13308 00) Introduction The Garmin Descent T2 Transceiver adds vital diver to diver communication and real time tank monitoring to your air integrated Descent dive computer. By pairing this compact transceiver with your Descent computer, you gain a unified wrist based cockpit for every breath, every tank, and every buddy. The enhanced SubWave sonar network lets you track up to 8 tanks underwater, displaying tank