Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	40.7062504	270.8312749999999	406.247725	39.9999984	41.4125024	1.4125039999999984	20250415_172835UTC_V00OS11.WAV
P	48.4375	257.2937249999999	365.627275	48.0625	48.8125	0.75	20250415_172835UTC_V00OS11.WAV