Here’s a portable MP3 CD player that not only plays recordable CDs loaded with over 100 songs, it also makes finding a specific title or song list a snap. Using a new technology called SmartTrax, the RCA RP2458 ($99) shows artist, title, and more on a small, easy-to-read screen. Just hitting stores, it plays MP3s, Windows Media files, and standard CDs. Find more great gadgets at www.technogadgets.com.