Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	35.825	203.1249999999997	1178.1249999999995	35.5625	36.087500000000006	0.5250000000000057	20250215_122650UTC_V00OS11.WAV
D	28.218752	203.125	1218.75	27.987502000000003	28.450002	0.4624999999999986	20250215_122650UTC_V00OS11.WAV