Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	36.375	392.7105000000001	555.2105000000001	35.425	37.325	1.9000000000000057	20250420_111635UTC_V00OS11.WAV
T	43.137504	392.7082250000002	541.6667750000001	42.162504	44.112504	1.9500000000000028	20250420_111635UTC_V00OS11.WAV
O	47.118752	270.8312749999999	406.247725	46.6875	47.550004	0.8625040000000013	20250420_111635UTC_V00OS11.WAV
T	18.993752	392.7105000000001	555.2105000000001	18.1	19.887504	1.7875039999999984	20250420_111635UTC_V00OS11.WAV