Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	25.5	121.87499999999972	243.7499999999997	24.9375	26.0625	1.125	20250419_151635UTC_V00OS11.WAV
B	14.15	0.0022750000003526	176.04372500000034	14.0625	14.2375	0.1750000000000007	20250419_151635UTC_V00OS11.WAV
O	40.7437496	108.3312749999998	243.7477249999998	40.3250016	41.1624976	0.8374960000000016	20250419_151635UTC_V00OS11.WAV