Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	26.868752	135.4144999999997	1029.1645	26.687502	27.050002	0.3624999999999971	20250204_062650UTC_V00OS11.WAV
E	39.731248	189.5822500000001	1015.62175	39.512498	39.949998	0.4375	20250204_062650UTC_V00OS11.WAV
V	8.7437496	1327.0832250000003	1557.291775	8.6374996	8.849999599999999	0.2124999999999985	20250204_062650UTC_V00OS11.WAV