Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	25.225	121.87500000000016	812.5000000000002	25.0	25.450000000000003	0.4500000000000028	20250210_041450UTC_V00OS11.WAV
C	32.6562496	216.66775000000013	920.8322500000002	32.4999996	32.8124996	0.3125	20250210_041450UTC_V00OS11.WAV
D	32.6625	203.1282499999998	907.2927499999998	32.487500000000004	32.8375	0.3499999999999943	20250210_041450UTC_V00OS11.WAV