Projection Features Resolution: SVGA (800 × 600) Brightness: 4000 lumens (550 ANSI lumens) Aspect Ratio: 16:9 / 4:3 Contrast Ratio: 20,000:1 Focus Technology: Manual focus Keystone Correction: Manual and automatic, vertical ±40° Noise Level: Normal mode: 32 dB, Economic mode: 24 dB Lamp Details Lamp Life: Normal mode: 6,000 hours; Economic mode: 7,000 hours Connectivity 1× Analog RGB/Component Video (D-sub) 1× HDMI (Video, Audio, HDCP) 1× PC Audio (Stereo mini jack) 1× Composite Video (RCA) External Features Color: White Weight: 2.8 kg Dimension: 313 × 240 × 113.7 mm Warranty Manufacturing Warranty: 1 year