Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	47.243752	216.66774999999976	893.7532499999998	47.087502	47.400002	0.3125	20250410_094035UTC_V00OS11.WAV
V	52.125	1096.8750000000002	1868.75	51.8375	52.4125	0.5750000000000028	20250410_094035UTC_V00OS11.WAV
D	52.543752	135.41775	1015.62825	52.375002	52.712502	0.3375000000000057	20250410_094035UTC_V00OS11.WAV