Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	17.868752	270.8332250000002	460.41677500000014	17.387504	18.35	0.9624960000000016	20250306_190817UTC_V00OS11.WAV
T	33.331248	379.1667749999998	514.5832249999999	32.550000000000004	34.112496	1.562495999999996	20250306_190817UTC_V00OS11.WAV