Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	54.212504	514.583225	704.166775	53.725004000000006	54.700004	0.9749999999999944	20250417_195835UTC_V00OS11.WAV
O	55.581248	257.29177500000026	392.7082250000003	55.1625	55.999996	0.8374960000000016	20250417_195835UTC_V00OS11.WAV
E	50.293752	501.0395000000001	704.1645000000001	49.875004	50.7125	0.8374960000000016	20250417_195835UTC_V00OS11.WAV