Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	46.162496	2735.4145	3141.6645	45.912496	46.412496	0.5	20250412_031635UTC_V00OS11.WAV
B	33.831248	0.0022750000003526	176.04372500000034	33.749998000000005	33.912498	0.1624999999999943	20250412_031635UTC_V00OS11.WAV
D	53.1	4455.20725	5538.5427500000005	52.8875	53.3125	0.4249999999999971	20250412_031635UTC_V00OS11.WAV