IXM-10 InterfaceXM Radio Interface module for MRD-70 system, Controls your XM receiver from the RD-44 Display (Requires customer supplied XM Tuner and antenna)Product : POLY-PLANAR IXM-10 XM RADIO INTERFACE FOR MRD-70 Manufacturer : POLYPLANAR Manufacturer Part No : IXM-10 UPC : 731128010106 SKU: CW30115