Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	32.35	13.543725000000194	243.7522750000002	32.075	32.625	0.5499999999999972	20250417_074635UTC_V00OS11.WAV
O	19.337504	40.62499999999986	243.74999999999983	19.087504	19.587504	0.5	20250417_074635UTC_V00OS11.WAV
C	22.993752	94.79177499999986	595.8332249999999	22.862502	23.125002	0.2625000000000028	20250417_074635UTC_V00OS11.WAV
O	11.481248	40.622724999999946	230.20627499999995	11.324998	11.637498	0.3125	20250417_074635UTC_V00OS11.WAV