Samsung QN77S90DAFXZA 77" 4K HDR OLED TV (120Hz, WiFi, Bixby, RS-232c, Titan Black)

Product Overview

The Samsung QN77S90DAFXZA is a 77-inch 4K OLED TV from the 2024 S90D series, built on a self-lit Quantum Dot OLED panel for premium home theater and high-end commercial viewing. This OLED display pairs per-pixel contrast with the NQ4 AI Gen2 processor for AI-based 4K upscaling and a native 144 Hz refresh rate. It suits executive spaces, showcase installations, and demonstration environments where color accuracy and viewing angle matter. Running Tizen Smart TV, it combines smart features with extensive HDMI 2.1 connectivity.

Product Description

As shown in the product imagery, the QN77S90DAFXZA features a Laser Slim profile with an ultrathin bezel that keeps focus on the 77-inch screen. The Quantum Dot OLED panel produces 3840 x 2160 resolution with Quantum HDR OLED, self-lit pixels for true blacks, and 178-degree horizontal and vertical viewing angles supported by an anti-glare treatment. A native 144 Hz refresh rate with Motion Xcelerator Turbo Pro, FreeSync Premium, Variable Refresh Rate, and Auto Low Latency Mode supports smooth motion for film, sports, and gaming. AV integrators can connect sources through four HDMI 2.1 inputs with eARC, plus Wi-Fi 5, Ethernet, and both IP and RS-232C control for integration into managed AV systems. The NQ4 AI Gen2 processor handles AI-based upscaling of lower-resolution content toward 4K, while a 40 W speaker system supports Dolby Atmos and Object Tracking Sound Lite. For comparable premium displays, browse the full Samsung collection at Creation Networks.

Key Features

• Quantum Dot OLED Panel — Self-lit pixels combined with Quantum Dot technology deliver true blacks, wide color, and high contrast for detailed 4K imagery.
• NQ4 AI Gen2 Processor — The processor performs AI-based 4K upscaling, enhancing lower-resolution content toward 4K detail scene by scene.
• 144 Hz Native Refresh Rate — A native 144 Hz panel with Motion Xcelerator Turbo Pro keeps fast film, sports, and gaming content smooth.
• Gaming Features — FreeSync Premium, Variable Refresh Rate, and Auto Low Latency Mode reduce tearing and input lag for responsive gameplay.
• Four HDMI 2.1 Inputs — Four HDMI 2.1 ports with eARC support high-bandwidth 4K sources, consoles, and audio return to a soundbar or AV receiver.
• Wide Viewing Angle — The OLED panel with anti-glare treatment maintains color and contrast across 178-degree horizontal and vertical viewing angles.
• AV Control Integration — IP and RS-232C control plus Ethernet allow integration into managed AV control and room automation systems.
• Tizen Smart Platform — The Tizen operating system with Gaming Hub and multiple voice assistants provides streaming, cloud gaming, and smart control.

Typical Applications

• Executive boardrooms and conference rooms requiring accurate color reproduction
• Commercial meeting spaces and lobby or showcase installations
• Broadcast studio reference and monitoring environments
• Multi-purpose rooms and premium home theater spaces

Technical Specifications

Frequently Asked Questions

Does the QN77S90DAFXZA support RS-232C control for AV integration?

Yes. The TV offers both IP and RS-232C control along with an Ethernet connection, allowing integration into managed AV control systems and room automation.

What bandwidth do the HDMI ports support?

All four HDMI ports are HDMI 2.1, supporting high-bandwidth 4K sources at up to 144 Hz, and one port provides eARC for audio return to a soundbar or AV receiver.

How does the OLED panel perform for off-axis viewing?

The Quantum Dot OLED panel maintains color and contrast across 178-degree horizontal and vertical viewing angles, with an anti-glare treatment that supports viewing from wide seating positions.

Can it upscale lower-resolution content?

Yes. The NQ4 AI Gen2 processor performs AI-based upscaling, enhancing 4K and lower-resolution content scene by scene for improved detail.

What audio integration options does it offer?

It includes a 40 W speaker system with Dolby Atmos and Object Tracking Sound Lite, and supports Q-Symphony when paired with a compatible Samsung soundbar. Contact Creation Networks for compatible audio options.