Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
M	50.312496	67.71049999999991	148.9604999999999	49.762496000000006	50.862496	1.0999999999999943	20250203_172050UTC_V00OS11.WAV
O	30.475	67.70822500000028	176.04177500000029	29.8375	31.1125	1.2749999999999986	20250203_172050UTC_V00OS11.WAV
P	25.8	54.166775000000285	189.58322500000028	25.0875	26.5125	1.4249999999999972	20250203_172050UTC_V00OS11.WAV
P	27.631248	40.62272499999965	189.5812749999997	26.775	28.487496	1.7124960000000016	20250203_172050UTC_V00OS11.WAV
P	18.306248	40.62727499999991	176.0437249999999	17.525	19.087496	1.562496000000003	20250203_172050UTC_V00OS11.WAV