Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	26.543752	0.0	189.5812750000001	26.462502	26.625002	0.1625000000000014	20250414_231035UTC_V00OS11.WAV
T	29.912496	392.7082249999997	582.2917749999997	28.924996	30.899996	1.9750000000000012	20250414_231035UTC_V00OS11.WAV
P	50.437504	297.9145000000001	501.0395000000001	49.675004	51.200004	1.5250000000000057	20250414_231035UTC_V00OS11.WAV