On October 6th Cisco unveiled a video-calling system for the living room called "umi telepresence".
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随着DV产品的不断普及，构建经济、实用的家用级全数字视频制作系统是许多人关心的问题。
With the popularity of DV products, many people are very concerned with the all-digital video making system for home using which is of great practical and economical value.
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