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Home | Electronics | Monitors, TVs | TelevisionsLG OLED77B4PUA 77" Class (77.8" Diag.) 4K Ultra HD Smart OLED TV Self Lit Pixels; Home Theater Experience; Ultimate Gaming
OLED77B4PUA 77" Class (77.8" Diag.) 4K Ultra HD Smart OLED TV Self Lit Pixels; Home Theater Experience; Ultimate Gaming
- Self Lit Pixels
- Home Theater Experience
- Ultimate Gaming
The unmatched beauty of self-lit OLED pixels in the LG OLED B4 is more than meets the eye. Keep pace with the action with a native 120Hz refresh rate for smoother movement whether you're gaming or watching sports. Entertainment extras like Dolby Vision, Dolby Atmos and FILMMAKER MODE give you the big-picture experience straight from your couch. No more fiddling with picture settings. The a8 AI Processor 4K with AI Picture Pro identifies the type of content you're watching to automatically select the ideal setting and fine-tune the picture for the best watching experience and with Multi View with 2 screens lets you split your screen into two unique views so you can watch even more than before. The LG OLED B4 blends into the background with an almost invisible bezel for a seamless look. When you're finished watching, display paintings, photos and other content to blend the LG OLED B4 into your space. No matter which TV you choose, your LG TV makes it easier than ever to find what you need and more. Browse all your favorite streaming apps and let LG Channels connect you to 300+ free channels of sports, fitness, cooking and more.
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Product Information
General Specifications
Panel
Video
1080p
2160p
ATSC
QAM
Audio
Features
Voice Control
Game Mode
Infinite Contrast
G-Sync Compatible
FreeSync
Pixel Level Dimming
Upscaling
Filmmaker Mode
Multi View
Works with Google Assistant
Works with Apple Siri
HDR10+
Wi-Fi
Connectivity
Flash Memory
Stand / Wall Mount
Power
Physical Specifications
Package Contents
Warranty
Vendor Warranty:
- Parts: 1 Year Limited
- Labor: 1 Year Limited
Vendor Support:
- Main Website: http://www.lg.com/us/index.jsp
- Support Website: http://www.lg.com/us/support/index.jsp
Micro Center Return Policy:
We guarantee your satisfaction on every product we sell with a full refund — and you won’t even need a receipt.* We want you to be satisfied with your Micro Center purchase. However, if you need help or need to return an item, we’re here for you!
If an item you have purchased from us is not working as expected, please visit one of our in-store Knowledge Experts for free help, where they can solve your problem or even exchange the item for a product that better suits your needs.
If you need to return an item, simply bring it back to any Micro Center store for a full refund or exchange.
*If you are a Micro Center Insider or if you have provided us with validated contact information (name, address, email address), you won’t even need your receipt.
Accelerate Your Returns with Micro Center's Online Return Check-in!
General Return Policy
Desktop / notebook computers, tablets, processors, motherboards, digital cameras, camcorders and projectors, Cell Phones and Accessories, 3D printers, 3D scanners, and CD/DVD duplicators may be returned within 15 days of purchase. All other products may be returned within 30 days of purchase.
VR Headsets and Earbuds are only eligible for return within 15 days, if deemed defective.
Merchandise must be in new condition, with original carton / UPC, and all packaging / accessories / materials. If you need to return software, a game or a movie, remember that you may not retain any copies — it’s not legal, and it’s not nice.
Bundle Return Policy
Items purchased as part of a bundle are not eligible for individual returns. Only complete, unused bundles may be returned for a refund, subject to our standard return policy guidelines.
Digital Downloads
All Digital Download sales are final and are not eligible for return or refund under the Micro Center Return Policy.
Using the software may require the use of a computer or other device that must meet minimum system requirements. It is recommended that you familiarize yourself with the system requirements before making your purchase. Software system requirements are typically found on the Product information specification page.
Aerial Drones
Micro Center is happy to honor its customary 15-day return policy for Aerial Drone returns due to product defect or customer dissatisfaction.
Unfortunately, we cannot accept returns with damage due to pilot error. So let’s be careful out there!
As of December 21, 2015 all drones, regardless of purchase date, between 0.55 lb (8.82 oz, 250 g, 0.25 kg) and 55 lb take-off weight are required by the FAA to be registered for outdoor use. Details regarding registration can be found at: https://www.faa.gov/uas/getting_started/
Micro Center Support:
Walk-in Tech Support
As a service to our customers, Micro Center offers in store technical support. Stop in any of our store locations during regular business hours, and our expert staff will answer your computer questions or help you with things like:

- Hardware troubleshooting
- Wireless and wired networking
- Software configuration
- Upgrades
- Tips and tricks
Support for Micro Center purchases
If you need help with products purchased from Micro Center, please contact one of our knowledgeable tech support reps using the online chat button below, or visit our Tech Support page for additional options and helpful information.
Chat with Tech Support

Tech Support Hours
- Monday - Friday 9 am to 12 midnight
- Saturday 10 am to 12 midnight
- Sunday 11 am to 9 pm
- Eastern Time
- * excluding posted holiday hours
Free assistance is available for the first 60 days on new purchases, excluding internal hardware installations or networking support. For new PowerSpec computers, this free assistance is extended to one year from the date of purchase. Your invoice reference number will be required for free assistance.
Ask your Support Technician about additional options available through our exclusive Priority Care Program.
Tech Support accepts the following credit cards: VISA; MasterCard; Discover
Support Resources
Vendor Warranty:
- Parts: 1 Year Limited
- Labor: 1 Year Limited
Vendor Support:
- Main Website:
http://www.lg.com/us/index.jsp - Support Website:
http://www.lg.com/us/support/index.jsp