Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
"B"""	26.662496	0.0	148.95627499999978	26.549996	26.774996	0.2250000000000014	20250408_084035UTC_V00OS11.WAV
B	25.937504	0.0022750000003526	176.04372500000034	25.850004	26.025004	0.1749999999999971	20250408_084035UTC_V00OS11.WAV