Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	28.537496	379.1644999999998	582.2894999999999	27.837496	29.237496	1.3999999999999986	20250207_174450UTC_V00OS11.WAV
T	18.843752	406.24772499999983	555.2062749999998	18.075	19.612504	1.5375039999999984	20250207_174450UTC_V00OS11.WAV