Samsung GT-B2100. Display diagonal: 45 mm (1.77 "), Display resolution: 128 x 128 pixels, Display: TFT. Internal memory: 256 MB, User memory: 7 MB, NAND flash module capacity: 0.256 GB. Main camera resolution: 1.3 MP, Digital zoom: 4 x, White balance: Auto, Cloudy, Daylight, Fluorescent, Incandescent. Data network: EDGE, GPRS, GSM, WAP: 2.0, GSM bands supported: 850, 900, 1800, 1900 MHz. Bluetooth version: 2.0+EDR, Bluetooth profiles: FTP, OPP, SPP