Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	40.4875	392.7062750000002	528.1227250000002	40.0	40.975	0.9749999999999944	20250414_113435UTC_V00OS11.WAV
T	46.525	460.4167749999999	636.4582249999999	45.9375	47.1125	1.1749999999999972	20250414_113435UTC_V00OS11.WAV
B	34.943752	0.0022750000003526	176.04372500000034	34.862502000000006	35.025002	0.1624999999999943	20250414_113435UTC_V00OS11.WAV
T	38.062496	352.0832250000003	501.04177500000026	37.287496	38.837496	1.5499999999999972	20250414_113435UTC_V00OS11.WAV