Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	45.075	270.8332250000002	460.41677500000014	43.875	46.275000000000006	2.4000000000000057	20250420_105235UTC_V00OS11.WAV
O	0.3562496	176.04372499999977	325.00227499999977	0.0624995999999999	0.6499996	0.5875	20250420_105235UTC_V00OS11.WAV
O	4.206248	216.6687250000002	446.87727500000017	3.899998000000001	4.512498000000001	0.6125000000000003	20250420_105235UTC_V00OS11.WAV
T	52.475	257.2894999999999	419.7894999999999	51.575	53.375	1.7999999999999972	20250420_105235UTC_V00OS11.WAV
O	52.425	257.2894999999999	419.7894999999999	51.4625	53.3875	1.9249999999999967	20250420_105235UTC_V00OS11.WAV