The band to be changed, ranges from 0 to 14 inclusive.
range
[0, 14]
gain
gain:number
The multiplier of the band. Valid values range from -0.25 to 1.0, where -0.25 means the given band is
completely muted, and 0.25 means it is doubled. Modifying the gain could also change the volume of the output.
The band to be changed, ranges from 0 to 14 inclusive.
[0, 14]