Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	40.5312496	13.53949999999979	135.4144999999998	40.0500016	41.0124976	0.9624960000000016	20250221_191450UTC_V00OS11.WAV
U	16.7437496	1272.916775	1408.3332250000003	16.037497600000002	17.4500016	1.4125039999999984	20250221_191450UTC_V00OS11.WAV