ref: e39fe77f198cb6da5097b5889d8ff9cf1cce8072 dir: /music/sfx/sfx_02_5b.asm/
SFX_02_5b_Ch1: ; 8447 (2:4447) duty 2 unknownsfx0x10 90 unknownsfx0x20 15, 241, 0, 3 unknownsfx0x10 8 endchannel ; 0x8452