Introducing the 4K400STx, the short throw version of our renowned 4K400x projector, designed for classrooms and meeting spaces where space is limited but big screen experiences are desired.
Future-proof your presentations with this high-brightness True 4K UHD short throw projector. The 4K400STx delivers stunning visuals even in environments where total ambient light control isn't possible.
Key Features:
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True 4K UHD resolution: Experience crystal-clear images with Ultra HD 4K resolution, providing sharper details and richer colors for a truly immersive viewing experience.
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Short Throw Projection: Project a supersized 100" image from just over a meter away, allowing for flexible placement and reducing shadows for seamless presentations.
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Lights-On Viewing: With 4000 lumens of brightness, enjoy vivid and vibrant visuals in any environment, ensuring your presentations leave a lasting impact.
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Extensive Connectivity: Equipped with dual HDMI ports, audio connections, USB power, 12V trigger, and RS232, ensuring seamless integration with your existing setup.
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HDR and HLG Compatible: Capable of displaying HDR10 and Hybrid Log Gamma (HLG) content, providing enhanced contrast and a greater sense of depth for more immersive viewing.
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Amazing Color: Optoma projectors deliver reliable color performance, from accurate sRGB colors for lifelike images to vibrant presentations, meeting the specific needs of your content.
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Integrated Speaker: Complete your multimedia experience with a powerful built-in speaker, eliminating the need for additional external speakers.
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Four Corner Correction: Easily adjust the keystone of the projector in both vertical and horizontal planes, ensuring a perfectly square image even in challenging installation environments.
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Backlit Remote: Our backlit remotes feature subtle white LEDs, making it easy to see and operate, even in low-light conditions.
With the 4K400STx, you can transform any classroom or meeting space into a dynamic and engaging environment, where presentations come to life with stunning visuals and immersive experiences.
Product Specs
| Specs | Details |
|---|---|
| Display/Image | |
| Display Technology | DLP™ |
| Resolution | UHD (3840x2160) |
| Brightness | 4,000 lumens |
| Contrast Ratio | 1,000,000:1 |
| Native Aspect Ratio | 16:9 |
| Aspect Ratio - Compatible | 4:3 |
| Keystone Correction - Horizontal | +/-40° |
| Keystone Correction - Vertical | +/-40° |
| Horizontal Scan Rate | 31 ~ 135Khz |
| Vertical Scan Rate | 24 ~ 120Hz |
| Uniformity | 80% |
| Screen Size | 36.43" ~ 300.53" diagonal |
| Lamp Info | |
| Light Source Type | Lamp |
| Lamp Watts | 240 |
| Lamp Life Hours (up to) | 4000 (Bright), 15000 (Dynamic), 10000 (Eco) |
| Optical | |
| Throw Ratio | 0.5:1 |
| Projection Distance | 15.75" - 129.92" |
| Zoom | 1 |
| Zoom Type | Fixed |
| Focal Length (mm) | 7.51mm |
| Lens Shift | Vertical +0% |
| Native Offset | 116% |
| Connectivity | |
| Connections | Inputs 2 x HDMI 2.0 |
| Outputs 1 x Audio 3.5mm, 1 x S/PDIF, 1 x USB-A power 1.5A | |
| Control 1 x RS232, 1 x 12V trigger | |
| General | |
| Noise Level (min) | 24dB |
| Noise Level (max) | 28dB |
| PC Compatibility | UHD, WQHD, WUXGA, FHD, UXGA, SXGA, WXGA, HD, XGA, SVGA, VGA, Mac |
| 2D Compatibility | 480i/p, 576i/p, 720p(50/60Hz), 1080i(50/60Hz), 1080p(50/60Hz), 2160p(50/60Hz) |
| 3D Compatibility | Frame-pack: 1080p24, 720p50 / 60 |
| 3D | Full 3D |
| Security | Security bar, Kensington Lock, Password protected interface |
| OSD / Display Languages | 9 languages: English, French, German, Italian, Japanese, Portuguese, Russian, Chinese (simplified), Spanish |
| Operating Conditions | 5°C |
| Remote Control | Backlit home remote |
| Speaker Count | 1 |
| Watts per Speaker | 10W |
| In the Box | |
| AC power cord | |
| Remote control | |
| 2x AAA batteries | |
| Basic user manual | |
| Input Lag | 4.00ms |
| Power | |
| Power Supply | 100 ~ 240V, 50 ~ 60Hz |
| Power Consumption (Standby) | 0.5W |
| Power Consumption (Min) | 220W |
| Power Consumption (Max) | 320W |
| Weight and Dimensions | |
| Dimensions (W x D x H) | 12.4" x 10.63" x 4.65" |
| Gross Weight | 10.32 lbs |
| Net Weight | 8.77 lbs |


























