The Alesis Multimix 8 USB FX is a small home studio 8-channel mixer wich outputs to USB beside its stereo analog output. It is provided with 4 XLR microphone inputs, with eventually 48V Phantom power, in parrallel to 4 1/4" jack line inputs and two others 4 1/4" jack stereo line inputs.
Two inputs accept guitar level.
A small effect processor completes this simple mixer.
It is powered by a small AC power adapter wich provides 18 V DC on a specific connector.