Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	44.693752	54.168725000000194	203.1272750000002	44.087504	45.3	1.2124960000000016	20250420_221635UTC_V00OS11.WAV
O	39.068752	230.208225	379.166775	38.175	39.962504	1.7875039999999984	20250420_221635UTC_V00OS11.WAV
T	39.05	257.28949999999963	379.1644999999996	38.1	40.0	1.9000000000000057	20250420_221635UTC_V00OS11.WAV