4 x Epson EMP-83H Projectors - Power Tested - Educational Use - Varied Lamp Hour
These units are ex educational use - They do show an educational warning when started up. 3,000 hours / 4,000 hours. 35 dB / 28 dB. 11 cm x 25 cm x 33 cm. cm diagonal screen, place the projector lens between 2.9 m and 3.5 m from the screen.