Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	26.262504	5768.75	6500.0	26.025004	26.500004	0.4750000000000014	20250410_204035UTC_V00OS11.WAV
K	54.856248	1801.0437249999998	2356.252275	54.4375	55.274996	0.8374960000000016	20250410_204035UTC_V00OS11.WAV