Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
V	53.362504	243.75325000000004	907.29275	53.237504	53.487504	0.25	20250129_235650UTC_V00OS11.WAV
D	53.368752	203.1217500000002	920.8322500000002	53.225002	53.512502	0.2874999999999943	20250129_235650UTC_V00OS11.WAV