This Mitsubishi HL650U SXGA 3100 Lumen 3LCD Projector is a high-quality device that provides bright and clear projection for your needs. With a 261 Watt lamp type, it offers up to 2000 hour(s) / up to 5000 hour(s) (economic...) of lamp life. The projector has a contrast ratio of 600:1 and a color of 16.7 Million Colors. It also features a mixed channel speaker type and a lens of f/1.7-1.9. The aspect ratio is 4:3 (SXGA+) and the resolution is 1400x1050. This projector is perfect for your home or office needs.