Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	27.925	1272.9145	1557.2895	27.6625	28.1875	0.5249999999999986	20250224_155650UTC_V00OS11.WAV
U	42.875	1313.541775	1448.9582250000003	42.1	43.65	1.5499999999999972	20250224_155650UTC_V00OS11.WAV
U	45.275	1300.0022749999996	1435.4187249999998	44.55	46.0	1.4500000000000028	20250224_155650UTC_V00OS11.WAV
P	16.725	27.08550000000035	148.96050000000037	16.1625	17.2875	1.125	20250224_155650UTC_V00OS11.WAV