u need a audio interface with midi switches..i have quattro u can fine it in sam ash or guitar center and it gives superb quality sound.u can hook up mic and guitar or a synth at the same time .your guitar module must have midi jakcs...so hook your midi cable with audio interface and from audio interface join line in wire in your pc sound card creative or whatever and to record u need somekind of recording sofware i used ACID SOUND FORGE u can find this in circuit city..its easy to use and u can edit it and mix oter sounds ..hope u get what i said..enjoy