This Sony device Specifications Media Playback: CD Changer: Features a lift mechanism that holds 3 discs and supports MP3, JPEG, and CD-R/RW formats. USB Port: Allows direct playback of audio files from external storage devices. Cassette: Includes a single cassette deck for recording and playback. Radio: Digital tuner supporting FM and AM bands. Sound and Speaker Features Speaker System: Consists of two 2-Way speakers, each with a 16 cm woofer and a 4 cm horn tweeter. Sound Enhancement Technologies: Features Z-Groove technology for enhanced bass depth.