Hear Technologies PRO Mixer Distro - Hear Back Pro System Hub (Silver)Clean up your stage with the PRO Mixer Distro. The PRO Mixer Distro allows the same 8 port Network Card that goes in the Hear Back PRO Hub to be used stand alone. A durable anodized aluminum housing protects the Hear Back PRO Network Card and allows it to stand up to years of abuse in the studio or on the road. The Distro also uses the same 4 pin XLR power connector used by the Hear Back PRO Hub. This allows the same standard Hear Back PRO power