Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	43.518752	54.16677499999986	230.20822499999983	43.437502	43.600002	0.1624999999999943	20250222_085050UTC_V00OS11.WAV
T	41.181248	460.4144999999996	582.2894999999996	40.662496	41.7	1.0375039999999984	20250222_085050UTC_V00OS11.WAV