Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
X	32.575	121.87727500000013	622.918725	32.3125	32.837500000000006	0.5250000000000057	20250307_162017UTC_V00OS11.WAV
O	51.543752	54.168725000000194	203.1272750000002	50.887504	52.2	1.312495999999996	20250307_162017UTC_V00OS11.WAV