Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	53.437504	0.0022750000003526	176.04372500000034	53.362504	53.512504	0.1500000000000056	20250409_114035UTC_V00OS11.WAV
T	54.068752	446.877275	582.2937249999999	53.4875	54.650004	1.1625039999999984	20250409_114035UTC_V00OS11.WAV