Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	28.718752	907.291775	1042.708225	28.250000000000004	29.187504	0.937503999999997	20250422_162235UTC_V00OS11.WAV
V	35.856248	2870.8355	3033.3355	35.499998	36.212498	0.7125000000000057	20250422_162235UTC_V00OS11.WAV