Ashly MX-406 Six Channel Rackmountable Stereo Line And Microphone MixerAshly MX406 overview The Ashly MX 406 is a six input audio mixer with line and microphone inputs on each channel. The MX 406 may be used to supplement larger consoles or for use as a stand alone mixer in sound reinforcement, portable installations and project studios. The MX 406 features six studio grade, low noise XLR and 1 4" combination connectors that are capable of microphone and line level signal. Each input features 20, 40 and 60dB input gain