Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	45.043752	0.0022750000003526	176.04372500000034	44.962502	45.125002	0.1624999999999943	20250304_040817UTC_V00OS11.WAV
V	52.3	338.53949999999975	826.0394999999997	52.125	52.475	0.3499999999999943	20250304_040817UTC_V00OS11.WAV
E	48.7437496	338.54372500000034	650.0022750000004	48.3499996	49.1374996	0.7874999999999943	20250304_040817UTC_V00OS11.WAV
E	54.837504	338.5417749999997	636.4582249999997	54.375004	55.300004	0.9249999999999972	20250304_040817UTC_V00OS11.WAV