ref: ffc0b8f9de5c19e732c22b3d4b7f72b2387d7da5 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