RTTTLSoundResource(filepath)
      Can be used to play a music in ringtone format (TODO: better docs): https://en.wikipedia.org/wiki/Ring_Tone_Text_Transfer_Language
Parameters:
      filepath [value: any, type: string]
Attributes:
      tempo [value: any positive value, type: int]
      data [value: bytearray consisting 32-bit duration/frequency integer pairs, type: bytearray]

file: src/resources/engine_rtttl_sound_resource.c

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