Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	43.018752	162.50325000000038	826.0427500000003	42.800002	43.237502	0.4375	20250411_065235UTC_V00OS11.WAV
O	41.662504	257.29177500000003	352.083225	40.975004	42.350004	1.375	20250411_065235UTC_V00OS11.WAV
E	43.806248	473.9562749999997	690.6227249999997	43.29999599999999	44.3125	1.012504000000007	20250411_065235UTC_V00OS11.WAV
D	45.656248	135.4177499999999	961.45725	45.449998	45.862498	0.4124999999999943	20250411_065235UTC_V00OS11.WAV
E	37.243752	446.87727500000005	704.168725	36.837504	37.65	0.8124959999999959	20250411_065235UTC_V00OS11.WAV
D	52.368752	162.50000000000034	893.7500000000003	52.212502	52.525002	0.3125	20250411_065235UTC_V00OS11.WAV