Usage
freq_range_detec(wave, wl = 512, fsmooth = 0.1, threshold = 10,
dB.threshold = NULL, wn = "hanning", flim = c(0, 22), bp = NULL,
fast.spec = FALSE, ovlp = 50, pal = reverse.gray.colors.2,
widths = c(2, 1), main = NULL, plot = TRUE, all.detec = FALSE)