This model contains and houses an additional media converter. The RM-CI-T6-MC gives you the ability to mount your Cisco desktop appliances in a 19" rack. The rack is tailored specifically for the listed models to guarantee a perfect fit. In addition, the connections are brought to the front for easy access, as well as the console port. The power supply is fixed to prevent an accidental loss of power. Assembly will take about 5 minutes. Simply slide your Cisco device in the kit, place the retainers, and fix the power supply to the rack.