Ricoh PJ WUC4650 is an Ultra Short Throw projector with an HLD (High Lumen Density) LED light source technology ensuring 20,000h extremely long life with reduced electricity consumption. Impressive image quality makes this model a prefect fit for mid-sized venues like meeting rooms, board rooms, classrooms and auditoriums. Thanks to the maintenance-free concept (no lamp replacement), the device could be used for digital signage as well.