Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	40.25	0.0	189.5812750000001	40.175	40.325	0.1500000000000056	20250312_132617UTC_V00OS11.WAV
B	43.05	0.0	189.5812750000001	42.975	43.125	0.1500000000000056	20250312_132617UTC_V00OS11.WAV
B	7.95	0.0	203.125	7.9	8.0	0.0999999999999996	20250312_132617UTC_V00OS11.WAV