audio perfection

i need to create mono audio device it would use nonsymetricall power, should be also suitable for recording, have line out its mixer with 4inputs, each has bass and treble modfication, 2 of them are possible to be set as microphone inputs with adjustable gain and sensitivity, impedance so they can be used for guitars as well then this signal travels into 10band constant q equaliser then signal reach biamp crossover, board that would split the signal into bass middle and treble section at 2khz, 24db linkwitz riley crossover in bass section there is subsonic filter 36DB adjustable from 30hz to 70hz that;s all