# The problem with .env files
Drumroll, please!
。Line官方版本下载对此有专业解读
While the magnets are for attaching, the pin connectors assist with power delivery. Data transmission between the phone and the modules is handled wirelessly, with the ability to switch between Wi-Fi, Bluetooth and mmWave depending on where the user is located.，更多细节参见Line官方版本下载
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