ViewSonic LX750-4KB 4K Smart Laser Home Projector - 4000 Lumens

LX750-4KB 4K Smart Laser Projector Specifications & Features

Transform your home into a cinematic experience with the LX750-4KB smart laser projector. Equipped with 3rd-generation laser phosphor technology, it delivers 4,000 ANSI Lumens of brightness and up to 20,000 hours of lamp-free use, ensuring vivid visuals day or night. Enjoy immersive 4K HDR picture quality on screens up to 300 inches, paired with a built-in 10W cube speaker for rich, room-filling sound. With features like 1.3x optical zoom, H/V keystone correction, and four-corner adjustment, setup is simple and flexible. Plus, with Google TV and a native Netflix app, the LX750-4KB brings effortless streaming and premium entertainment into any room.

Reliable Performance for Endless Fun
The LX750-4KBadopts 3rd-generation laser phosphor technology for long-lasting, lamp-free performance. With a lifespan of up to 20,000 hours, there's no need for lamp replacements—delivering reliable, year-round entertainment while saving you time, effort, and ongoing maintenance costs.
3rd-gen Laser Phosphor Technology

Ultimate Viewing Experience with 4K HDR
Experience true 4K UHD clarity and dynamic visuals powered by HDR/HLG and 3D support*. The LX750-4KB features dual HDMI 2.0b and HDCP 2.2 ports to ensure native 4K quality, bringing your favorite games, sports, movies, and shows vividly to life.
Native 4K HDR

Bright Images Anytime
Enjoy brilliant entertainment anytime—day or night. Whether it’s movie night with the family or a sunny afternoon game, the LX750-4KB shines with 4,000 ANSI Lumens of brightness, so you never miss a detail.
4,000 ANSI Lumens

Bring the Big Screen Home
Turn any room into a personal theater with a massive screen size of up to 300 inches. From epic movie nights to gaming marathons and live concert streams, the LX750-4KB lets you bring everyone together for unforgettable moments on the big screen.
Up to 300” Screen Size

Crisp Sound, Right Out of the Box
Skip the speaker setup. With a built-in 10W cube speaker, the LX750-4KB lets you dive into movies, music, and more with crisp, room-filling audio right out of the box.
10W Cube Speaker

Big Screen, No Big Rearranging
The 1.3x optical zoom lens gives you flexibility to fine-tune placement and screen size, even if the projector isn’t mounted at the perfect distance. Get the image size you want without needing to reposition your ceiling mount.
1.3x Optical Zoom

Perfect Image Projection from All Angles
Thanks to flexible H/V keystone correction and 4-corner adjustment, you’ll get a perfectly aligned image even if the projector isn’t mounted perfectly centered. Whether it’s tilted down, angled up, or projected from the side, setup is easy and your picture stays sharp.
H/V Keystone Correction, 4 Corner Adjustment

Stream Your Way, On the Big Screen
Stream smarter with built-in Google TV. The LX750-4KB comes ready to go with your favorite apps like Netflix, YouTube, and Disney+, no extra devices needed. Just sign in and start streaming. Prefer a device you already use? It also works smoothly with Chromecast, Apple TV, Fire TV, Roku, and more. Plus, the USB-A port lets you keep external streamers powered up without extra adapters.*
Built-in Google TV

Speed That Keeps You Ahead
The LX750-4KB supports 1ms ultra-fast input*, a blazing 240Hz refresh rate, and near-instant response time**, so fast-paced games, action scenes, and live sports play out with crystal clarity and no motion blur.
1ms Low Latency

Wireless Screen Casting from Your Smart Devices
With fast, stable 5GHz Wi-Fi built in, casting from your phone, tablet, or laptop is easy and cable-free. Stream videos, share photos, or mirror your screen to enjoy your favorite content on the big screen—no extra setup required.*

Bluetooth Sound Out, Your Way
Wirelessly stream audio from the projector to your Bluetooth headphones, letting you escape the outside world and fully immerse yourself in big-screen entertainment.

Clean Setup. Big Sound.
With HDMI ARC, the LX750-4KB sends video and audio through a single cable—making it easy to connect to your sound system and keep your setup clean and simple.
HDMI ARC

Designed with Eye Care in Mind
The LX750-4KB is designed to reduce blue light and ease the strain on your eyes. Unlike traditional displays, it uses reflective light that bounces off the wall or screen before reaching you—so you can enjoy longer viewing sessions more comfortably.*

Dimensions & I/O Ports

1-Zoom/Focus Ring
2-Keypad
3-Adjustment Foot
4-Lens
5-Front IR
6-Audio Out
7-RS-232
8-USB-A (5V/1.5A)
9-HDMI 2.0 / HDCP 2.2 (ARC)
10-HDMI 2.0 / HDCP 2.2