Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	36.175	67.7104999999998	636.4604999999998	35.849999999999994	36.5	0.6500000000000057	20250311_142017UTC_V00OS11.WAV
T	47.331248	284.37272499999983	473.9562749999998	46.699996	47.962500000000006	1.262504000000007	20250311_142017UTC_V00OS11.WAV