Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	39.35	379.16872499999977	528.1272749999998	38.7	40.0	1.2999999999999972	20250418_204035UTC_V00OS11.WAV
F	7.743752	40.62175000000013	1164.58225	7.550002	7.937501999999999	0.3874999999999993	20250418_204035UTC_V00OS11.WAV
T	21.987504	379.16872499999977	528.1272749999998	20.900004000000003	23.075004	2.174999999999997	20250418_204035UTC_V00OS11.WAV
T	47.225	379.16677500000014	555.2082250000002	46.45	48.0	1.5499999999999972	20250418_204035UTC_V00OS11.WAV
T	40.812496	392.7105000000001	555.2105000000001	40.012496000000006	41.612496	1.5999999999999943	20250418_204035UTC_V00OS11.WAV
T	15.318752	406.24772499999983	555.2062749999998	14.650004	15.9875	1.3374960000000016	20250418_204035UTC_V00OS11.WAV