某些版本还提供了无线功能，我所用的版本只是在母板上有一束焊接式接头，可能还有一个CardBus插槽。

Some versions also provide wireless capability; mine just has a bunch of soldered-over connectors on the motherboard that could probably have held a CardBus slot.

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本实用新型所涉及的管件接头，可以取代常用的螺纹或焊接或螺纹卡套式连接。

The utility model relates to a tube fittings joint that is capable of replacing the traditional screw thread or welding or screw thread blocking connection.

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压盖式伸缩接头：该产品适用于两边与管子插接、勿需焊接，结构合理，密封，安装快速方便。

Covering Sleeve: The way of using this product is to joint with the tube on both sides , no welding. It has a reasonable structure, and is sealed. it is very easy to install.

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