2.4" big speaker big battery dual card GSM bar mobile phone stereophone,40 big speaker , Class K audio power amplifier ... ,switch key)navigation keyone key(up,done,left,right,OK)software featureGPRSsupportMMSsupportWAPsupportSTKsupportMP3 playersupportvedio playersupportpicture and ringtone downloadsupportrecordersupportphone book500SMS200boot logosupportvoice guide keypadsupportgameMTKnote ...