Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	47.143752	460.4145000000002	663.5395000000002	46.337504	47.95	1.612495999999993	20250410_034635UTC_V00OS11.WAV
C	42.837504	27.08550000000025	1042.7105	42.650004	43.025004	0.375	20250410_034635UTC_V00OS11.WAV
B	51.056248	67.70627500000023	243.74772500000023	50.962498	51.149998	0.1875	20250410_034635UTC_V00OS11.WAV
D	49.081248	54.16450000000003	947.9145	48.887498	49.274998	0.3875000000000028	20250410_034635UTC_V00OS11.WAV
D	51.112496	67.70724999999982	893.7467499999998	50.924996	51.299996	0.375	20250410_034635UTC_V00OS11.WAV