Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	37.275	81.25227499999991	541.6687249999999	36.9625	37.5875	0.625	20250306_085617UTC_V00OS11.WAV
U	33.862496	1137.5000000000002	1340.6250000000002	32.949996	34.774996	1.8250000000000028	20250306_085617UTC_V00OS11.WAV
T	11.725	406.25227500000005	541.6687250000001	11.025	12.425	1.3999999999999986	20250306_085617UTC_V00OS11.WAV