Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	55.212504	1272.9187249999998	1665.6272749999996	55.112504	55.312504	0.2000000000000028	20250413_054035UTC_V00OS11.WAV
V	51.425	1123.9572500000002	1841.6677500000003	51.3125	51.5375	0.2249999999999943	20250413_054035UTC_V00OS11.WAV