Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	55.106248	121.875	284.375	54.212496	56.0	1.7875039999999984	20250305_163817UTC_V00OS11.WAV
V	52.118752	1191.6687249999998	1543.7522749999996	51.975002	52.262502	0.2874999999999943	20250305_163817UTC_V00OS11.WAV
T	6.456248	108.33322499999971	257.2917749999997	5.4625	7.449996	1.987496	20250305_163817UTC_V00OS11.WAV
B	3.943752	0.0022750000003526	176.04372500000034	3.862502	4.025002	0.1624999999999996	20250305_163817UTC_V00OS11.WAV