Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	28.737504	5091.666775	5267.708225	28.650004000000003	28.825004	0.1749999999999971	20250222_123850UTC_V00OS11.WAV
C	53.675	162.5032499999998	947.9177499999998	53.5125	53.8375	0.3250000000000028	20250222_123850UTC_V00OS11.WAV