Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	28.168752	257.28949999999975	1110.4145	27.925002	28.412502	0.4874999999999971	20250415_155235UTC_V00OS11.WAV
"B"""	25.831248	0.0022750000003526	176.04372500000034	25.749998	25.912498	0.1625000000000014	20250415_155235UTC_V00OS11.WAV