Amazon.com: PCMD, LLC. Projector Ceiling Mount Compatible with ViewSonic PS500X PS501W PS501X PS600W PS600X PX706HD (Telescoping 23-30-Inch Extension) : Electronics
Viewsonic PS600W 3700 Lumens WXGA Education Projector (HDMI,MHL,RJ45,10W SonicExpert Speaker,Lamp life up to10,000hrs ), PS600W | Asashi Technology Sdn Bhd (332541-T) | Malaysia IT Online Store