Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	23.462504	40.62174999999979	717.7072499999998	23.225004	23.700004	0.4750000000000014	20250420_172835UTC_V00OS11.WAV
D	33.662504	13.542749999999783	690.6282499999998	33.425004	33.900004	0.4749999999999943	20250420_172835UTC_V00OS11.WAV
D	13.737504	40.62825000000038	744.7927500000003	13.525004	13.950004000000002	0.4250000000000007	20250420_172835UTC_V00OS11.WAV