Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	51.731248	1015.6272749999996	1313.5437249999998	51.524998	51.937498	0.4124999999999943	20250419_163435UTC_V00OS11.WAV
B	17.356248	0.0022750000003526	176.04372500000034	17.262498	17.449998	0.1875	20250419_163435UTC_V00OS11.WAV
U	41.675	1367.7105	1489.5855	41.1625	42.1875	1.0250000000000057	20250419_163435UTC_V00OS11.WAV