... RadioSupportBluetoothBT2.0 (A2DP+EDR) Support Voice / data transfer / stereo mp3 Sensor4 direction G-sensor, Light sensor, Distance Sensor, Motion ... Sensor,Support Reversal the Phone to Mute SpeakerAAC 0916 Stereo speaker with k-class chip built-inNetwork 3GWCDMA/HSUPA ... . Launch time2012. AugAccessories In Gitbox1 phone,2*batteries,1*stereo earphone,1* cableline,1* chager ,1* manual 11Nice 4 inch ...