Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	6.575	162.49999999999986	324.9999999999999	5.6625000000000005	7.4875	1.8249999999999995	20250204_165650UTC_V00OS11.WAV
U	42.0	920.8332249999996	1069.7917749999997	41.4375	42.5625	1.125	20250204_165650UTC_V00OS11.WAV
U	37.612504	961.4605	1123.9605	36.387504	38.837504	2.450000000000003	20250204_165650UTC_V00OS11.WAV
U	24.7437496	947.916775	1083.333225	24.2000016	25.2874976	1.0874960000000016	20250204_165650UTC_V00OS11.WAV