The 3 200 lumens acer h6518bd projector with lumisense is ideal for enjoying home entertainment featuring built in 2d to 3d conversion technology with no extra software required it supports wireless projection with an optional dongle and has a hidden internal compartment with power supply inside the housing to conceal a wireless adapter of the userrsquos choice the h6518bd has a built in speaker to allow enjoyment of clear sound without the need of external speakers and also has bluetoot