ref: b509b48a7f5a9a80225b9c030d7334b26b521c62 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