Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	33.65	257.29177500000014	677.0832250000002	33.375	33.925	0.5499999999999972	20250312_000217UTC_V00OS11.WAV
T	11.256248	460.4145	622.9145	10.799996	11.7125	0.9125039999999984	20250312_000217UTC_V00OS11.WAV
E	11.268752	433.33550000000025	636.4605000000003	10.875002	11.662502	0.7875000000000014	20250312_000217UTC_V00OS11.WAV
E	17.381248	162.4977249999996	677.0812749999997	17.074998	17.687497999999998	0.6124999999999972	20250312_000217UTC_V00OS11.WAV