The Clarion FX450 is a double din mechless AV receiver. It features a highly responsive 6.8" touch display and is compatible with Apple CarPlay and Android Auto via rear USB connection. The built in bluetooth enables handsfree phone calls and wireless audio streaming and the included external microphone provides crystal clear communications. The FX450 has rear USB input as well as a built in AM/FM tuner. The sound quality is superb with a built in 45w x 4 amplifier and 24-bit digital audio processor with 13 band true EQ and dynamic bass booster to provide fantastic audio quality and adjustability. If more sound is desired, an amplifier can be added to the system via the 3V/5CH RCA preouts (front + rear + subwoofer). The unit is OEM steering wheel remote ready and has a reverse camera input.