ref: 8701ef4d61a6a55ee71aa1a964d4f7d10eded87e dir: /audio/sfx/switch_1.asm/
SFX_Switch_1_Ch5: duty_cycle 2 square_note 4, 0, 0, 0 square_note 2, 15, 1, 1664 square_note 1, 0, 0, 0 square_note 4, 15, 1, 1920 square_note 4, 0, 0, 0 sound_ret