Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	39.056248	446.8727250000002	677.0812750000002	38.674998	39.437498	0.7625000000000028	20250305_004417UTC_V00OS11.WAV
T	26.637504	487.50227500000005	663.543725	25.862504	27.412504	1.5499999999999972	20250305_004417UTC_V00OS11.WAV