Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	54.212504	365.6249999999999	731.2499999999999	53.962504	54.462504	0.5	20250204_154450UTC_V00OS11.WAV
V	34.312496	460.4187249999999	771.8772749999999	34.149996	34.474996000000004	0.3250000000000028	20250204_154450UTC_V00OS11.WAV
D	27.268752	0.0	1002.0822500000002	27.100002	27.437502	0.3374999999999986	20250204_154450UTC_V00OS11.WAV