Proiector ACER XL1521i, FHD 1920*1080, up to 4K2K (3,840 x 2,160), 3100 lumeni, 16:9/ 4:3, 2.000.000:1, laser 20.000 ore/ 30.000 ore ecomode, 29-34 dB, D-sub, Composite Video (RCA), 2* HDMI, PC Audio in/ out, USB type A, DC Out, RS232, USB micro B, HDR c