... no: K-820Design patent number: 201030138282.4 The smart mini projector with Android OS Now enables you project cord free , Make ... "3M" mm200, Lcos technology Operate: Touch pad mouse on the projector or 2.4G wireless keyboard Storage: 1 GB to 8GB ... entertainment10.)Connecting other devices for projection: wholesale smart mini hd projector with Android OS 2.1,wifi HD,Touch pad mouse