ref: 15bcd882288c2f7e4a902a44cd9b90d76306fcf9 dir: /audio/sfx/slots_reward.asm/
SFX_Slots_Reward_Ch5: duty_cycle 2 square_note 2, 15, 1, 1792 square_note 8, 8, 1, 2016 sound_ret