ref: 7b676f5851a2b6fe0001f259afde6e9918b93683 dir: /audio/sfx/sfx_02_5b.asm/
SFX_02_5b_Ch1: ; 8447 (2:4447) duty 2 unknownsfx0x10 90 unknownsfx0x20 15, 241, 0, 3 unknownsfx0x10 8 endchannel