Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	19.45	392.7082250000002	541.6667750000001	18.975	19.925	0.9500000000000028	20250201_234450UTC_V00OS11.WAV
O	19.437504	379.1645000000002	541.6645000000002	18.987504	19.887504	0.8999999999999986	20250201_234450UTC_V00OS11.WAV
O	31.25	352.08322499999986	541.6667749999998	30.85	31.65	0.7999999999999972	20250201_234450UTC_V00OS11.WAV
T	31.243752	365.6227250000002	555.2062750000002	30.825004	31.6625	0.8374960000000016	20250201_234450UTC_V00OS11.WAV