Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	55.443752	392.7082249999997	582.2917749999997	54.88750400000001	56.0	1.112495999999993	20250207_112050UTC_V00OS11.WAV
T	13.106248	473.96050000000025	595.8355000000003	12.612496	13.6	0.9875040000000012	20250207_112050UTC_V00OS11.WAV
T	39.218752	392.7062749999998	568.7477249999998	38.437504	40.0	1.562495999999996	20250207_112050UTC_V00OS11.WAV