This portable satellite radio receiver by Sirius XM Radio is a top-of-the-line product that offers exceptional features for music lovers. The model is the New ST3TK1 SIRIUS StarMate 3 Portable Satellite, and it is perfect for those who want to enjoy their favorite tunes on-the-go. The receiver is compatible with a wide range of accessories, including the remote, which is a great addition for easy control of the radio. This particular model is part of the Starmate 3 product line, and it falls under the categories of Portable Satellite Radios, Portable Audio & Headphones, and Consumer Electronics. Users can rest assured that they will get excellent performance from this receiver, thanks to its exceptional design and features .Size of receiver is 5 inches long and 2 inches tall. Selling as seen. Please see all photos for details.