Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
"B"""	10.987496	582.2917749999999	717.7082249999999	10.899996	11.074996	0.1750000000000007	20250421_153435UTC_V00OS11.WAV
"B"""	1.343752	541.6667749999999	758.3332249999999	1.262502	1.425002	0.1625000000000001	20250421_153435UTC_V00OS11.WAV
V	7.25	1191.666775	1570.8332250000003	7.0375	7.4625	0.4250000000000007	20250421_153435UTC_V00OS11.WAV
X	35.793752	3642.7105	5308.3355	35.450002	36.137502	0.6875	20250421_153435UTC_V00OS11.WAV