Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	16.962496	54.16775000000035	934.3782500000004	16.812496000000003	17.112496	0.2999999999999971	20250214_043250UTC_V00OS11.WAV
E	39.743752	135.41775000000007	1002.0822500000002	39.500002	39.987502	0.4874999999999971	20250214_043250UTC_V00OS11.WAV