Brand - Optoma, Model - Optoma ZH406ST, Category - Short Throw, Display Type - FHD Dispaly, Resolution - 1920 x 1080, Max. Supported Resolution - 1920 x 1080, Light Output (lumens) - 4200 Lumens, Light Source Type - Laser, Light Source Life Hours (Normal) - 30,000 hours, Contrast Ratio - 300,000:1, Color Depth - 1073.4 Million, Throw Ratio - 1.4:1 - 2.24:1, Min. Projection Distance - 3.2 ft., Max. Projection Distance - 32.8 ft., Min. Image/Screen Size (Inch) - 20.2 Inch, Max. Image/Screen Size (Inch) - 320.4 Inch, Native/Compatible Aspect Ratio - 16:9, Zoom Ratio - 1.6x type Manual, Keystone Correction - + - 30 Degree (Vertical), + - 30 Degree (Horizontal), Speaker - 2 x 10W, HDMI - 2, VGA/D-Sub - 1, USB - 1 x USB-A, Audio Port - 2 x 3.5mm, LAN - Yes, Additional I/O Ports & Connectivity - Inputs: 1 x HDMI 2.0, 1 x HDMI 1.4a 3D support, 1 x VGA (YPbPr/RGB), 2 x Audio 3.5mm, 1 x Mic 3.5mm, 1 x Composite video. Outputs: 1 x VGA, 1 x Audio 3.5mm, 1 x USB-A power 1.5A, 3D Ready - Yes, Power Source - 100V - 240V, 50-60Hz, Power Consumption - <0.5W (Standby), 206W (Min), 269W (Max), 3D Technology - Yes, Dimension - 337 x 265 x 122.5mm, Weight - 4.55 kg, Others - FHD Laser Projector, DuraCore Laser Technology, High Bright 4200 Lumens, 4K HDR Input, Four Corner Image Adjustment, Network Compatible. Horizontal scan rate: 15.375 - 91.146 Khz, Vertical scan rate: 50 - 85 Hz (120Hz for 3D)Hz, Uniformity: 80%. Focal length (mm): 20.91mm-32.62mm/0.823inch - 1.284inch. Noise level (typical) 30dB., Warranty - To Be Announced, Country of Origin - Taiwan