The projector is stackable for double light output and features both horizontal and vertical power lens shift, power zoom, and power focus for easy image adjustments. Multiple RGB and DVI-I inputs and extensive video compatibility with HDTV, S-Video, component, and composite sources give you virtually unlimited connectivity combinations. With the LAN option card, projector monitoring is available down the hall or across the country. The NEC GT1150 is also equipped with exclusive VORTEX Technology