Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	50.481248	4902.083225	5538.541775	50.224998	50.737498	0.5125000000000028	20250210_054450UTC_V00OS11.WAV
T	31.568752	460.4167749999999	636.4582249999999	31.150004	31.9875	0.8374960000000016	20250210_054450UTC_V00OS11.WAV