KDC-4057UB CD/USB-Receiver with iPod Direct Control & Blue key Illumination Detachable FaceplateMade for iPod & iPhone *Front USB & AUX InputOEM Wired Remote Control ready USB Car Stereo KDC-130UBCD-Receiver with Front USB & AUX Input.KDC-130UGCD-Receiver with Front USB & AUX Input.