Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	33.15	203.1249999999997	365.6249999999997	32.7625	33.5375	0.7750000000000057	20250418_171035UTC_V00OS11.WAV
O	43.55	216.6687249999999	406.252275	43.2	43.9	0.7000000000000028	20250418_171035UTC_V00OS11.WAV