Special Features:

Focus type, powered; zoom type powered; integrated speakers; stereo sound; mouse remote control external

Properties:

An optical device designed for projecting data and/or images. it uses a cathode ray tube or an liquid crystal display and an optical system consisting of lens and circuitry to produce an image which can be projected onto a flat or curved screen or wall. it is a self-contained unit that has interface cabilities with computer systems and other video systems. it may be used for rear or front projection.