ref: 91dc3c9f9c8fd529bb6e8307b58b96efa0bec67e 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