It has a faster processor and an improved camera compared to last year's model.
与去年的机型相比，iPhone 4d搭载了更快的处理器和改良的摄像头。
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Pros: 4.3in screen; fast 1Ghz processor; 8Mp camera with panoramic photo option; Skype integration; mobile hotspot capability; and Adobe Flash 10.1 with 2.2 Android software upgrade.
Motorola Inc., trailing Apple Inc. and Research in Motion Ltd. in smartphone sales, unveiled a new version of its Droid handset with a faster processor and improved camera.