Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	44.287496	243.7477250000002	473.9562750000002	43.687496	44.887496	1.2000000000000028	20250415_001635UTC_V00OS11.WAV
O	54.7	297.91872500000034	487.5022750000004	54.0625	55.337500000000006	1.2750000000000057	20250415_001635UTC_V00OS11.WAV
T	26.643752	352.0812749999999	528.122725	25.6875	27.600004	1.9125039999999984	20250415_001635UTC_V00OS11.WAV
H	30.475	311.4605000000002	555.2105000000001	29.5875	31.3625	1.7749999999999986	20250415_001635UTC_V00OS11.WAV