It supports playback of CD-R/RW, MP3, and WMA files, and includes USB and AUX inputs for connecting an audio device. The receiver also has an Area Shot feature with a GPS connection for displaying navigation data. The CD7100 utilizes MOSFET amplification and has a built-in crossover, Circle Surround II technology, and parametric EQ for improved sound quality. It is also HD radio, satellite radio, and iPod control ready with optional adapters. The receiver requires single din installation and comes with a remote control.