HD 1080P Android 4.4 Dual band wifi Projector with interaction fuction Good For Bussiness and Education 8 Core CPU and 8 Core GPU can decode the 4k Video 15000mAh Battery and Tocuh Pad on Projector.You can purchase the product by the following link.
http://www.ebay.com/itm/DLP-HD-Interactive-Projector-Teaching-4K-IR-Pen-for-School-Meeting-Writing-Touch-/262784482236?ssPageName=STRK:MESE:IT
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