Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	12.5	27.08225000000016	907.2927500000002	12.3125	12.6875	0.375	20250210_003250UTC_V00OS11.WAV
C	46.868752	54.1677500000003	798.9572500000003	46.575002	47.162502	0.5875000000000057	20250210_003250UTC_V00OS11.WAV
D	46.868752	54.164499999999634	785.4144999999996	46.575002	47.162502	0.5875000000000057	20250210_003250UTC_V00OS11.WAV
D	1.343752	27.085500000000195	839.5855000000001	1.150002	1.537502	0.3875000000000002	20250210_003250UTC_V00OS11.WAV