Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	21.693752	1123.9572500000002	2112.49675	21.500002	21.887502	0.3875000000000028	20250129_043850UTC_V00OS11.WAV
V	21.693752	1137.4999999999998	2071.8749999999995	21.512502	21.875002	0.3624999999999971	20250129_043850UTC_V00OS11.WAV