Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
C	13.843752	406.24675	1083.33225	13.725002	13.962502	0.2375000000000007	20250218_123250UTC_V00OS11.WAV
O	48.3125	54.16677499999986	433.3332249999999	48.0875	48.5375	0.4500000000000028	20250218_123250UTC_V00OS11.WAV
E	48.7312496	514.5812750000001	893.7477250000001	48.4124996	49.0499996	0.6375000000000028	20250218_123250UTC_V00OS11.WAV
O	48.25	27.083224999999857	257.29177499999986	48.05	48.45	0.4000000000000057	20250218_123250UTC_V00OS11.WAV