It's the most significant advancement in radio broadcasting since the introduction of FM stereo more than 50 years ago. HD-Radio technology enables AM and FM radio stations to broadcast their programs digitally - a tremendous technological leap from the analog broadcasts of the past. Enjoy better sound and clear reception. New multicasting options let you get more from your radio for your radio listening. It's time your radio or audio system upgrades to HD-Radio. Sony XDR-F1HD is the accessory to do it! Experience more choices, crystal clear sound, and no subscription fees. Enjoy music the way it was meant to be heard with AM stations that can deliver FM sound quality and FM stations that sound like your favorite CDs. With static-free sound and an easy-to-read dot matrix LCD for viewing important information, the XDR-F1HD receiver is the perfect choice for adding HD radio reception to a home audio system. Includes remote control. No Monthly Subscription Fees - HD Radio programming is free, unlike satellite radio where you have to purchase a subscription. Audio Out Jack for easy hook up to an audio system. Backlit LCD Display - easy to see large, full-dot backlit LCD display has brightness, contrast and display mode adjustments Full Function Remote Control Included Unit Dimensions (Approx.) - 7 1/8 x 2 3/8 x 6 3/8 inches (180 x 60 x 160mm) (w/h/d) not including projecting parts and controls; Weight (Approx.) - 2lb 6.8oz (1.1kg)