Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	21.025	284.3727250000002	433.3312750000002	19.825	22.225	2.3999999999999986	20250420_045835UTC_V00OS11.WAV
T	41.543752	338.5437249999999	487.502275	40.725	42.362504	1.637504000000007	20250420_045835UTC_V00OS11.WAV
"B"""	1.143752	0.0	189.5812750000001	1.062502	1.225002	0.1625000000000001	20250420_045835UTC_V00OS11.WAV
T	37.712504	270.8354999999998	433.3354999999998	36.512504	38.912504000000006	2.4000000000000057	20250420_045835UTC_V00OS11.WAV
P	14.462504	284.37500000000017	446.87500000000017	13.537503999999998	15.387504	1.8500000000000012	20250420_045835UTC_V00OS11.WAV