We are manufacturers of Audio Video Integration Equipments like: VGA Interface VGA/UXGA Splitters - One in 4 out with 350 Mhz. BW Dual function Screen Interface - to controll movement of Projection Screen / LIFT & Drapes Projection Screen Interface - to controll movement of Projection Screen With timmer Control. this device can also switch 3 AV devices. Rack mounting Kit for 19 inch 2 U Ht.