Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	24.987504	3859.377275	4035.418725	24.175004	25.800004	1.625	20250219_132050UTC_V00OS11.WAV
P	34.887504	108.33322500000014	216.66677500000011	34.125004	35.650004	1.5250000000000057	20250219_132050UTC_V00OS11.WAV
O	32.2875	94.79372500000004	243.75227500000005	32.025	32.550000000000004	0.5250000000000057	20250219_132050UTC_V00OS11.WAV
P	9.075	121.87499999999972	243.7499999999997	8.125	10.025	1.8999999999999984	20250219_132050UTC_V00OS11.WAV