Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	34.137504	1164.5855	1530.2105	33.925004	34.350004	0.4249999999999971	20250414_232835UTC_V00OS11.WAV
E	49.912504	270.83550000000025	798.9605000000003	49.575004	50.250004	0.6749999999999972	20250414_232835UTC_V00OS11.WAV