Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	53.856248	365.62727500000005	582.2937250000001	53.162496	54.55	1.387504000000007	20250201_034450UTC_V00OS11.WAV
T	53.856248	406.2499999999997	568.7499999999998	53.087496	54.625	1.5375039999999984	20250201_034450UTC_V00OS11.WAV