Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	52.587504	1313.541775	1530.208225	52.287504000000006	52.887504	0.5999999999999943	20250415_111635UTC_V00OS11.WAV
D	40.837496	162.49674999999996	920.83225	40.599996	41.074996	0.4749999999999943	20250415_111635UTC_V00OS11.WAV