Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	43.618752	162.50000000000028	284.3750000000003	43.075004	44.1625	1.0874960000000016	20250309_212617UTC_V00OS11.WAV
T	2.156248	379.16677500000014	555.2082250000002	1.3625000000000005	2.949996	1.5874959999999998	20250309_212617UTC_V00OS11.WAV