Multi Color Ring Lighting & Double Strobe Lighting: LED lights around the woofer and strobes flash and change color in sync with the music to create a dynamic party atmosphere. Dynamic Bass Optimizer: Ensures balanced and rich bass sound without distortion, even at lower volumes. DJ App Functionality: Use the LG XBOOM App to add sound effects, loops, and scratches to your music. Karaoke Creator: Features in the app allow you to adjust vocal frequencies and song keys to sing along. Sound Boost Mode: A setting that expands the sound field and boosts volume for maximum impact.

• Stunning Visuals: The combination of 4K UHD QD-Mini LED and a 144Hz native refresh rate provides an exceptionally sharp, vibrant, and smooth picture quality that users praise.
• Superior Audio: The integrated ONKYO 2.1 speaker system with a subwoofer and Dolby Atmos support delivers premium, room-filling sound without needing an external soundbar.
• Gamer-Friendly: The high native refresh rate and specific gaming features make this TV a strong choice for console and PC gamers, noted for its "fast input response".
• Premium Design: The ultra-slim, metallic, and bezel-less design is modern and visually appealing, fitting well into contemporary living spaces

• Android TV Platform: Access thousands of applications, including pre-installed apps like Netflix, YouTube, and Prime Video via the Google Play Store.
• 4K AI Upconvert: The X4 Master Engine Pro II processor upscales standard and high-definition content to near 4K clarity, reducing noise and enhancing detail.
• HDR Support: Compatible with HDR10 format for enhanced brightness and contrast from compatible sources.
• Sound Reflector Technology: A unique speaker design directs sound pressure towards the user for a dynamic audio effect.
• Comfort Mode: A special AV mode that reduces blue light to minimize eye strain during extended viewing sessions.
• Google Assistant & Chromecast Built-In: Use voice commands with the smart remote and cast content from mobile devices instantly.

• Direct LED Backlight
• IPS Panel
• 178° Viewing Angle
• Chameleon Extreme 2.0 Video Processing Engine
• Brilliant Clear Enhancer
• 50/60Hz Motion Rate
• HDR10
• Dolby Digital Plus
• DTS Support
• ISDB-T Digital
• Voice Search
• Google Assistant
• Chromecast Built-in
• Bluetooth
• WiFi 2.4G/5G
• Plastic Stand Base
• Boarderless Bezel
• Manual Button
• USB Ports 2.0 x 2
• HDMI Ports 2.0 x 3
• Ethernet x 1
• Digital Output x 1

The LG DH3140S is a 300 W 5.1‑channel home theater system with DVD playback, Dolby Digital audio, USB support, FM radio, and wired surround speakers — ideal for basic home cinema and music listening.