Terk XMD1000 XMDirect Universal Tuner Box. The XM tuner is needed to work with all XMDirect products.

Terk XMD1000 XMDirect Universal Tuner Box
XMDirect Universal Tuner Box allows users to receive digital XM Satellite Radio directly through a satellite radio ready car stereo head unit.
Note: To complete the installation of an XMDirect system the Universal Tuner box (XMD1000) must be installed with an XMDirect Smart Digital Adapter.