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Product Description
The Optoma 4K400STx is a bright True 4K UHD short throw projector designed for classrooms, meeting spaces, and environments where a large display is needed in a smaller room. With 4,000 lumens, UHD 3840 x 2160 resolution, HDR and HLG compatibility, and short throw projection, it delivers clear and detailed visuals even when full ambient light control is not possible.
Its short throw lens can project a 100-inch image from just over a meter away, helping reduce shadows during presentations. The 4K400STx also includes dual HDMI ports, audio connections, USB-A power, 12V trigger, RS232 connectivity, Full 3D support, a built-in speaker, and low input lag for responsive use with compatible PC setups.
KEY FEATURES
- True 4K UHD resolution: 3840 x 2160
- 4,000 lumens brightness
- Short throw projection with 0.5:1 throw ratio
- Projects up to a 300.53-inch diagonal screen size
- HDR and HLG compatible
- DLP display technology
- Dual HDMI 2.0 inputs
- USB-A power for 5V devices
- RS232 and 12V trigger connectivity
- Full 3D compatibility
- Horizontal and vertical keystone correction: +/-40°
- Four corner correction
- Built-in 10W speaker
- Backlit home remote
- 4.00ms input lag
- Security bar, Kensington Lock, and password-protected interface
Features
True 4K UHD resolution
HDR and HLG compatible
Short throw projection
Supersized 100" image from just a few feet away
Lights on viewing
4000 lumens for bright images in any environment
Extensive connectivity
Dual HDMI ports, audio connections, USB power, 12V trigger and RS232
Short Throw
True 4K UHD resolution
Our DLP projectors provide CTA (Consumer Technology Association) approved True 4K UHD resolution, capable of projecting 8.3 million on screen pixels. That's four times more detail than Full HD and twice as many from competing technology, which only delivers 4.1 million pixels.

HDR and HLG compatible

High Brightness 4K UHD Projection

Golf Sim Picture Mode
*Please ensure your projector is on the latest firmware for access to this new feature. For further assistance with this, please contact Optoma Customer Service.

Dual HDMI inputs
With dual HDMI inputs, you can easily connect to your games console, set-top box, laptop, PC, Blu-ray player or media streamer with a single cable. You can even turn it into a smart projector by connecting an HDMI dongle like the Google Chromecast™, Amazon Fire TV, Apple TV™ or Roku® stick.

Backlit remote

Specification
Display/image +
DLP®
UHD (3840x2160)
4,000 lumens
1,000,000:1
16:9
4:3
+/-40°
+/-40°
31 ~ 135KHz
24 ~ 120Hz
80%
36.43" ~ 300.53" diagonal
Lamp info +
Lamp
240
4000 (Bright), 15000 (Dynamic), 10000 (Eco)
Optical +
0.5:1
15.75" - 129.92"
1
Fixed
7.51mm
Vertical +0%
116%
Connectivity +
2x HDMI 2.0
Audio 3.5mm
S/PDIF
USB-A power 1.5A
RS232
1 x 12V trigger
General +
24dB
28dB
UHD, WQHD, WUXGA, FHD, UXGA, SXGA, WXGA, HD, XGA, SVGA, VGA, Mac
480i/p, 576i/p, 720p(50/60Hz), 1080i(50/60Hz), 1080p(50/60Hz), 2160p(50/60Hz)
Frame-pack: 1080p24, 720p50 / 60
Full 3D
Security bar, Kensington Lock, Password protected interface
9 languages: English, French, German, Italian, Japanese, Portuguese, Russian, Chinese (simplified), Spanish
5°C~40°C/41°F~104°F, max altitude 3000M/9843ft, max humidity 85%
Backlit home remote
1
10W
AC power cord
Remote control
2x AAA batteries
Basic user manual
4.00ms
Power +
100 ~ 240V, 50 ~ 60Hz
0.5W
220W
320W
Weight and dimensions +
12.4" x 10.63" x 4.65"
10.32 lbs
8.77 lbs
796435 44 652 9
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