為開創更完美的互動課堂解決方案，BenQ正式推出以TS819ST/TW820ST為代表的互動短焦投影機新品，不僅支持4筆同時互動書寫，更兼具最新的智慧省電科技，以及高對比、高畫質、低成本、易安裝、易維護等卓越特色，並且支持3D投影功能。
In order to provide a more ideal solution for interactive classrooms, BenQ officially launched new interactive short-throw projectors, led by the TS819ST/TW820ST. These projectors not only support simultaneous writing by four participants, but they also include the latest smart power-saving technology, as well as appealing features such as high contrast ratio, superior picture quality, low cost, easy set-up, and simple maintenance. They even support 3D projection.
