Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	33.287504	297.91677500000014	433.3332250000002	32.387504	34.187504	1.7999999999999972	20250420_155835UTC_V00OS11.WAV
P	34.712504	270.83322499999986	419.7917749999998	33.700004	35.725004000000006	2.0250000000000057	20250420_155835UTC_V00OS11.WAV
P'	32.575	81.24999999999986	203.12499999999983	32.175000000000004	32.975	0.7999999999999972	20250420_155835UTC_V00OS11.WAV
P	18.843752	67.71049999999977	230.21049999999977	18.3875	19.300004	0.9125039999999984	20250420_155835UTC_V00OS11.WAV