如果你购买的产品没有CD光盘形式的使用手册，请访问以下网址下载用户手册和驱动程序盘形式的使用手册，安装文件。

If the product you have purchased does not include a CD-based manual, please visit the following URL to download user's guide and driver installation file.

youdao

如果你购买的产品没有CD光盘形式的使用手册，请访问以下网址下载用户手册和驱动程序盘形式的使用手册，安装文件。

If the product you have purchased does not include a CD-based manual, please visit the following URL to download user's guide and driver installation file.

youdao