Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	43.656248	176.04275000000024	893.7532500000002	43.412498	43.899998	0.4874999999999971	20250419_221035UTC_V00OS11.WAV
D	4.85	148.9572500000001	988.54275	4.525	5.175	0.6500000000000004	20250419_221035UTC_V00OS11.WAV