ref: 20c4116788d4d29b14c85ffce77e65faf89716b7 dir: /audio/sfx/press_ab_2.asm/
SFX_Press_AB_2_Ch5: duty_cycle 2 square_note 0, 9, 1, 1984 square_note 0, 8, 1, 2000 square_note 0, 9, 1, 1984 square_note 12, 10, 1, 2000 sound_ret