Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	41.675	582.2917749999997	798.9582249999996	41.225	42.125	0.9000000000000057	20250410_110435UTC_V00OS11.WAV
D	44.243752	189.5822499999996	1056.2467499999998	44.062502	44.425002	0.3624999999999971	20250410_110435UTC_V00OS11.WAV
O	55.331248	176.03949999999995	297.9145	54.6625	55.999996	1.3374960000000016	20250410_110435UTC_V00OS11.WAV
O	51.643752	121.87499999999972	243.7499999999997	51.312502	51.975002	0.6624999999999943	20250410_110435UTC_V00OS11.WAV
O	49.187504	203.12500000000017	325.00000000000017	48.375004	50.000004	1.625	20250410_110435UTC_V00OS11.WAV