Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	8.7437496	27.083224999999715	135.41677499999972	8.0000016	9.4874976	1.4874960000000002	20250421_114635UTC_V00OS11.WAV
B	28.956248	0.0022750000000684	135.41872500000005	28.849998000000003	29.062498	0.2124999999999985	20250421_114635UTC_V00OS11.WAV
M	7.312496	27.083224999999715	135.41677499999972	6.687496	7.937496	1.25	20250421_114635UTC_V00OS11.WAV
D	3.612496	81.24675000000002	1123.9572500000002	3.337496	3.887496	0.5499999999999998	20250421_114635UTC_V00OS11.WAV