Vivitek Laser NovoProjector DH3665ZN Native Resolution 1080p (1920 x 1080) Brightness 4500 ANSI Lumens Contrast Ratio 20,000:1 Max. Supported Resolution WUXGA (1920x1200) @60Hz Native Aspect Ratio 16:9 Lamp Life and Type Lamp free design. Laser light source lasts up to 20,000 hours Display Type Single Chip 0.65" DLP Technology by TI Throw Ratio 1.39 - 2.09 :1 Image Size (Diagonal) 25.9" - 324.9" Projection Distance 1.2 - 10m Projection Lens F#2.42 - 2.97, f=20.7 - 31.05mm Zoom Ratio 1.5x Offset 130% Half-Height; 115% Full-Height Keystone Correction Vertical: +/-30°; Horizontal: +/-30° Speakers 10W (Mono) I/O Connection Ports VGA-In (15pin D-Sub), HDMI (x2), Composite Video, Audio-In (RCA) , Audio-In (Mini-Jack), VGA-Out (15pin D-Sub), Audio-Out (Mini-Jack), RJ45 (1: LAN), RS-232, USB A (Power (5V/1.5A), USB B (Service), Microphone (Mini-Jack) Dimensions (W x D x H) W/Feet: 395 x 340 x 150 mm , W/O Feet: 395 x 340 x 135 mm Weight 7 kg Noise Level 35dB / 33dB (Normal / Eco. Mode) 3D Ready(DLP link, PC+Video) Yes Wireless Yes