Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	46.368752	1652.0854999999997	1895.8355	46.062502	46.675002	0.6124999999999972	20250414_205835UTC_V00OS11.WAV
V	54.731248	1151.0395000000003	1597.9145000000003	54.512498	54.949998	0.4375	20250414_205835UTC_V00OS11.WAV
"B"""	52.4	338.53949999999963	501.0394999999996	52.3125	52.4875	0.1749999999999971	20250414_205835UTC_V00OS11.WAV