... : Built-inCMMB: Support , built-in telescopic antennaBlue tooth: Optional, Hands-free with echo-cancellation, Phonebook, A2DPFM: SupportAV-IN ... : OptionalVoice Recognition : SupportInput/Output: 1.Touch Panel Resistive type touch panel 2.Speaker :Built-in stereo speaker 1W@4ohm ... player, Calculator, Calendar, Converter, Mini GamesOptional function: Bluetooth, AV-in, Rear view camera, Radar detector