Free drive version of the card without the installation CD， plug in the computer to automatically install the received signal (transmit signal under software needs to do to carry wifi oh) is the new light blue， non-free drive version is dark blue， if you need to buy free drive models， Please check the "blue" buy

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店铺还有需要安装驱动的网卡版本，以下是驱动版网卡的介绍，驱动版内含驱动光盘一张，需要下载安装驱动以后才能使用，请联系客服购买