The Jensen XM Direct Adpater is a great way for those with a Jensen Head unit in their car who want to listen to XM radio. This Adapter works with the XMD100 Universal XM Direct Receiver in a compact, easy, convenient way to bring XM satellite radio to your vehicle. Note: This product will not work by itself. If you do not already have a XM Direct universal receiver, you can order one by clicking here. Package Details: Includes: • XMDJEN100 Adapter Product Features: • Qucik and Easy to Install • Uncluttered Appearance Technical Specifications: Model #: XMDJEN100 Manufacturer: Terk Dimensions: n/a Weight: 1 lb. Available Documentation: In order to view our radio hardware manuals online, you'll need to have Adobe's Acrobat Reader installed on your computer. If you don't yet have Acrobat Reader, please visit Adobe's web site to download the reader free of charge. none