... ProcessorSirf A4 551Main Frequency533MHzStore Space128MbGPS Card SlotSD CardSupport MapIGO,SYGIC,TOMTOM,nDrive,etc.Voice Guidance LanguageRussian,English,Portuguese,Chinese,German,French ... ChannelAudio Input1 Channel for aux inAudio Output4.1 ChannelConnector Type1*Power, 1*iPod, 1*USB, 1*GPS ANTENNAUSB/SD CARD PortUSB Port, SD ... to solve any problem. Best Quality car multimedia and navigation system