-nfilt 20
-lowerf 1
-upperf 4000
-wlen 0.025
-transform dct
-round_filters no
-remove_dc yes
-svspec 0-12/13-25/26-38
-feat 1s_c_d_dd
-agc none
-cmn current
-cmninit 56,-3,1
-varnorm no