phone Gravity Sensor, MP3, MP4, Handsfree, SMS group sending, Voice recorder, Handwritten input, FM, Bluetooth, GPRS, WAP, SMS, mobile ... to 8GB TF extendedTelephone directories: 1000 groups of phone books, caller picture, caller Ring Tone,caller groupsMessages ... bluetooth Other Functions: Java, Gravity Sensor, MP3, MP4, Handsfree, SMS group sending, Voice recorder, Handwritten input, FM, Bluetooth ...