Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	49.575	1950.00325	2654.16775	49.3875	49.7625	0.375	20250419_111635UTC_V00OS11.WAV
"B"""	5.637496	0.0022750000003526	176.04372500000034	5.549995999999999	5.724996	0.1750000000000007	20250419_111635UTC_V00OS11.WAV