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我是用5230的，WiFi是没有的，摄像头比5800差。但是性价比比较高，缺点是兼容软件现在还是比较少的。1600左右的价格还是比较适中的。WiFi很大情况下还是要周围有无线网络的，不是到处都有的。
以下引用自Step7 v5.5 SP1自述文件3 Software Requirements3.1 Operating EnvironmentOperating systemsSTEP 7 V5.5 SP1 can be used with the following operating systems:• MS Windows XP Professional SP2 or SP3• MS Windows Server 2003 R2 SP2 Standard Edition as workstation computer • MS Windows 7 32 Bit Ultimate, Professional Enterprise (standard installation), with or without SP1. The Windows XP mode under Windows 7 has not been approved yet.• New as of this SP: MS Windows 7 64-bit Ultimate, Professional and Enterprise, with or without SP1.• New as of this SP: MS Windows Server 2008 R2 (64-bit), with or without SP1.STEP 7 has not been tested on any other operating systems; use at your own risk.Step 7 5.4的安装需求是2000，XP或32位的Vista Business版，旗舰版。看来你必换操作系统