Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	9.106248	1963.5417750000004	2139.5832250000003	8.425	9.787496	1.3624960000000002	20250211_195650UTC_V00OS11.WAV
T	23.606248	392.7105000000001	555.2105000000001	23.212498	23.999998	0.7875000000000014	20250211_195650UTC_V00OS11.WAV