Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	41.093752	487.4977250000002	636.4562750000002	40.2625	41.925004	1.6625039999999984	20250410_054635UTC_V00OS11.WAV
U	41.081248	487.5000000000001	650.0000000000001	40.262496	41.900000000000006	1.637504000000007	20250410_054635UTC_V00OS11.WAV
T	32.7562504	460.418725	690.627275	32.0499984	33.4625024	1.4125039999999984	20250410_054635UTC_V00OS11.WAV
U	53.512496	866.6667749999999	1042.708225	52.787496	54.237496	1.4500000000000028	20250410_054635UTC_V00OS11.WAV
T	54.55	392.7105000000001	555.2105000000001	53.6625	55.4375	1.7750000000000057	20250410_054635UTC_V00OS11.WAV