Use the phone at times when I want to use 2 cards simultaneously. Commissioning without problems, software self-explanatory and in German. Material because of the price, of course, less robust. But on the first day after a fall from his pocket the same jump in the glass, which then spread to the left bottom of the display at the Home button from the right, function is preserved. Battery life is io No camera zoom, so apps like QR / barcode reader not einsetzbar- not focused. Drivers who briefly Dualsim- mobile needs OK but certainly not a device for daily use.