Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	45.881248	446.8772750000003	622.9187250000002	44.624996	47.1375	2.512504000000007	20250419_212235UTC_V00OS11.WAV
T	47.031248	446.8727249999996	595.8312749999997	46.062496	48.0	1.937504000000004	20250419_212235UTC_V00OS11.WAV
B	8.7312496	0.0022750000003526	176.04372500000034	8.6499996	8.8124996	0.1625000000000014	20250419_212235UTC_V00OS11.WAV
T	55.331248	446.87500000000034	609.3750000000003	54.6625	55.999996	1.3374960000000016	20250419_212235UTC_V00OS11.WAV