Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	21.875	460.4167749999999	636.4582249999999	21.1625	22.5875	1.4249999999999972	20250207_165650UTC_V00OS11.WAV
E	5.675	365.627275	663.5437249999999	5.025	6.325	1.3000000000000007	20250207_165650UTC_V00OS11.WAV
U	5.675	392.7104999999999	636.4604999999999	5.0	6.35	1.3499999999999996	20250207_165650UTC_V00OS11.WAV
T	0.7875	446.87500000000034	609.3750000000003	0.0	1.575	1.575	20250207_165650UTC_V00OS11.WAV