Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	49.206248	433.3355000000004	555.2105000000004	48.462500000000006	49.949996	1.487495999999993	20250419_032235UTC_V00OS11.WAV
T	24.818752	446.87272500000006	555.2062750000001	24.087504	25.55	1.4624960000000016	20250419_032235UTC_V00OS11.WAV