... /1800/1900(Tri-band 900/1800/1900 option)2, Windows mobile 6.13, WIFI 802.11b/g4, Bluetooth 2.05 ... mAh 10.2.8 Inch LCD TouchFLO Additional featuresOperating System: Windows Mobile 6.1 ProfessionalLanguage: Simplified Chinese, English, some other ... Try ConnectionMore information: MP3, MP4, Handsfree, SMS group sending, Voice recorder, WAP, Handwritten input, Radio, Bluetooth, GPRS download, MMS, Memory ...