Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
I	50.775	4550.002274999999	4969.793725	50.425	51.125	0.7000000000000028	20250203_192050UTC_V00OS11.WAV
V	50.762504	4536.460499999999	4983.335499999999	50.450004	51.075004	0.625	20250203_192050UTC_V00OS11.WAV