Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	47.65	257.2895000000001	744.7895000000001	47.425	47.875	0.4500000000000028	20250420_141635UTC_V00OS11.WAV
H	24.843752	40.62272500000009	148.9562750000001	24.1375	25.550004	1.4125039999999984	20250420_141635UTC_V00OS11.WAV
P	24.85	40.62272500000009	148.9562750000001	24.1625	25.5375	1.375	20250420_141635UTC_V00OS11.WAV