Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	37.562496	433.3355	717.7105	37.224996	37.899996	0.6749999999999972	20250202_101450UTC_V00OS11.WAV
E	29.425	446.8727249999997	717.7062749999998	29.125	29.725	0.6000000000000014	20250202_101450UTC_V00OS11.WAV
D	25.468752	27.082249999999704	744.7927499999997	25.175002	25.762502	0.5874999999999986	20250202_101450UTC_V00OS11.WAV
E	1.562496	257.28949999999975	704.1644999999999	1.249996	1.874996	0.625	20250202_101450UTC_V00OS11.WAV