Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	25.075	392.7082250000002	541.6667750000001	24.15	26.0	1.8500000000000012	20250222_020850UTC_V00OS11.WAV
T	40.4375	433.3312750000001	568.7477250000001	40.0	40.875	0.875	20250222_020850UTC_V00OS11.WAV
T	45.662496	379.1667749999997	595.8332249999997	44.674996	46.649996	1.9749999999999943	20250222_020850UTC_V00OS11.WAV
U	17.412504	1692.7104999999997	1855.2105	16.750003999999997	18.075004	1.3250000000000028	20250222_020850UTC_V00OS11.WAV