Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	30.531248	0.0	189.5812750000001	30.449998	30.612498	0.1625000000000014	20250414_122235UTC_V00OS11.WAV
V	42.987496	1245.8312749999998	1665.622725	42.799996	43.174996	0.375	20250414_122235UTC_V00OS11.WAV