Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	18.931248	81.25000000000028	568.7500000000002	18.4	19.462496	1.062496000000003	20250217_073250UTC_V00OS11.WAV
V	6.881248	216.66872500000005	731.252275	6.724998	7.037498	0.3125	20250217_073250UTC_V00OS11.WAV
D	52.968752	176.04177500000014	758.3332250000002	52.737502	53.200002000000005	0.4625000000000057	20250217_073250UTC_V00OS11.WAV
F	11.543752	4021.875	4550.0	11.250002	11.837502	0.5874999999999986	20250217_073250UTC_V00OS11.WAV