视频投影机是指用来显示视频图像的设备，只能接收来自录像机、影碟机或摄像机的视频信号不能接收来自计算机的数据信号，除非用VGATOTV类视频转换卡将计算机出来的数据信号转换成视频信号后再经视频投影机投影出来。
有任何改变了高功率灯泡，为无线视频投影机将用于介绍，哪些是非常重要的会议？
Had anyone changed the high-power bulbs for the wireless video projectors that would be used for the presentations, and which were vital for the meeting?
主营大屏拼接墙支架，等离子电视支架，显示器支架，落地视频会议支架，桌上型单屏和多屏支架，空调支架和投影机支架，款式多，质量好，发货快，符合VESA标准。
We mainly supply large tv wall, plasma tv mount, tv stand, desk mount, air condition mount and projector mount. Various styles , high quality, fast shipping and VESA compliant.
因为我们以前买了一部投影机和一个四口的视频分配器。
Because we bought a projector and a four port VGA splitter before.
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