This is the Cressi Bluetooth Interface for Raffaello Computer Features: Bluetooth Information & Data Transfer Capabilities External Docking Station: Designed to Send Data to Smartphone Compatible w/Android (from OS version 7.0 onwards) & iOS (from OS version 10 onwards) Transfer Data Thru-USB Connection:On PC (from Windows 7 onwards)Mac (from Yosemite onwards) Docking Station Power: User Replaceable CR 2032 Battery (included) Battery: Allows Non-Consumption of Dive Computer Battery while Downloading/Sharing Data Includes USB Cable Italian Made Specific App Available On Google Play Store & App Store Owner&';s Manual For the Cressi Raffaello Dive Computer has Bluetooth information and data transfer capabilities. This external docking station is designed to send data to your smartphone compatible with Android (from OS version 7.0 onwards) and iOS (from OS version 10 onwards) or to transfer data on PC (from Windows 7 onwards) and Mac (from Yosemite onwards) through USB connection. The docking station is equipped with a CR 2032 battery (included) and is replaceable by the user, which allows you not to consume the internal battery of the dive computer while downloading and sharing data. Includes the docking station, USB cord and is made in Italy. The specific App is available on the Google Play Store and App Store. Includes an owner&';s manual.