Shake, rock and roll, with the Sony CDX-GT550UI In-Dash CD-MP3 player installed in your car. This Sony In-Dash CD MP3 Player delivers a 52W audio output. With the Sony CDX-GT550UI In-Dash CD-MP3 Player, you can also tune-in to MW6, FM18 and LW6 radio transmissions via the preset tuners. This Sony In-Car CD Player’s front auxiliary input allows you to connect an iPod, MP3 player, and any other external audio device to it directly. This Sony In-Dash CD-MP3 player’s ZAPPIN technology searches multiple tracks within seconds with just a touch of a button. The Sony In-Car CD Player has an EQ7 equalizer, and high- and low- pass filters.