Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	50.387504	4820.833225	5010.416775	49.300004	51.475004	2.174999999999997	20250421_203435UTC_V00OS11.WAV
G	6.062496	2193.747725	2627.081275	5.624996	6.499996	0.875	20250421_203435UTC_V00OS11.WAV
T	1.537504	406.24772499999983	555.2062749999998	0.725004	2.350004	1.6250000000000002	20250421_203435UTC_V00OS11.WAV