Behringer cmd mm 1 dj controller behringer cmd mm 1 behringer cmdmm 1 dj controller br behringer cmdmm 1 is a 4 channel mixer based midi module with built in 4 port powered usb hub behringer command series dj controllers give you what you ve been looking for a modular system of controllers that can be put together to suit your software needs each module is packed with professional features from high quality faders to extensive midi feedback plus those features are organized into logica