Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
"B"""	44.437504	0.0	189.5812750000001	44.362504	44.512504	0.1500000000000056	20250408_045235UTC_V00OS11.WAV
D	51.931248	216.66774999999984	1286.45725	51.674998	52.187498	0.5125000000000028	20250408_045235UTC_V00OS11.WAV