Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	16.125	0.0032500000001505	866.6677500000003	16.0125	16.2375	0.2250000000000014	20250222_202050UTC_V00OS11.WAV
V	42.068752	501.041775	920.833225	41.912502	42.225002	0.3125	20250222_202050UTC_V00OS11.WAV
D	26.55	148.96050000000002	1002.0855	26.3625	26.7375	0.375	20250222_202050UTC_V00OS11.WAV
D	28.843752	148.9572500000001	988.54275	28.675002000000003	29.012502	0.3374999999999986	20250222_202050UTC_V00OS11.WAV