Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	40.6375	446.875	568.75	40.0	41.275000000000006	1.2750000000000057	20250308_001417UTC_V00OS11.WAV
H	49.368752	40.622724999999946	230.20627499999995	48.750004	49.9875	1.237495999999993	20250308_001417UTC_V00OS11.WAV