Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	44.556248	311.45627500000023	609.3727250000002	44.087496	45.025	0.937504000000004	20250130_193250UTC_V00OS11.WAV
E	48.8	284.3772749999998	622.9187249999998	48.375	49.225	0.8499999999999943	20250130_193250UTC_V00OS11.WAV
E	35.287496	243.7500000000001	690.6250000000002	34.649995999999994	35.924996	1.2750000000000057	20250130_193250UTC_V00OS11.WAV
E	30.825	257.29177500000026	595.8332250000003	30.35	31.3	0.9500000000000028	20250130_193250UTC_V00OS11.WAV