alsa_hw_mapping: 1 beep_reduction: 24 buffer_size: 4096 channels: 2 hook_gpio: 22 playback_reduction: 16 recording_limit: 300 rotary_gpio: 23 rotary_hold_repeat: true rotary_hold_time: 0.25 sample_rate: 44100 source_file: audioGuestBook.py format: INT16 hook_type: NC # or 'NO'