BenQ MS614 2700 Lumen SVGA 3D Ready DLP Projector USB Display offers the plug-and-play convenience of USB connection  with automatic resolution detection for the best image presentation and extension support for simultaneous multi-projection display Wireless Display keeps cables and wires out of the way with the BenQ Wireless Display Adapter (optional) Perform simplified centralized network control via USB 2.0 seamless WLAN connectivity Closed Captioning:Display subtitles in video content without the need for an external closed-captioning device With four different line patterns to choose from, you can write or draw on whiteboards and blackboards, no need of drawing lines or charts