A Wind Instrument in your Smartphone(anemometer/vane).Calculate simulated wind, true/apparent wind. Also it's a trackerfor your sailing.Calypso Marine Instruments.

Utility to upgrade Calypso Ultrasonic Portable FirmwareOver-The-Airthrough Bluethooth. Time to upgrade devices may varydepending onyour device.

Configurator and Upgrader for Calypso Instruments products.

Upgrade Calypso BLE devices