Project Spec Basic Spec Item No X550 Dimension 100.47* 54.56* 12.1 weight 110g Battery type 800mAh Standby time It depends on environment and network condition External memory T-Flash Card Max to 1GB Band GSM900( 850) / DCS1800/ PCS1900 GPRS class12 Color Cyan, Dark brown Main LCD Size and matrix 2.6' ' 240* 320 Touch-pad Color 260K QVGA Build-in camera Pixel 0.3 Megapixel DV function Up to the memory Camrea 3/ 5 cont shoot Enlarge times 4 times digital focus Audio function Audio player Support MPEG4/ 3GP files Vidio function Ring Support MP3 rings Player support MP3 Midi files Radio function FM Support FM radio Network connecting USB Yes GPRS Yes Bluetooth Yes Others Input Zi input Language support Chinese , English and others. E-books Support txt file