We collect a variety of device-specific information, such as the battery level, the BSSIDs of wifi terminals, as well as the SSIDs (basically, the address of any WiFi routers you’re connected to) but only in a temporary manner and for statistical purposes, whether or not headphones are connected, phone name, phone hardware model, operating system version, your phone’s advertising identifier, unique application identifiers, unique device identifiers, phone language, wireless network names, IP addresses, and general mobile network information (including the mobile phone number).