LG 77-inch OLED screen 4K resolution 144Hz supports Magic remote system webOS model OLED77C56LA

Image processing Processor: α9 intelligent 4K – eighth generation AI upgrade: α9 AI Super Upscaling 4K AI content analysis: Yes (for SDR and HDR) Automatic brightness control: Yes High Dynamic Range (HDR): supports Dolby Vision, HDR10, HLG Director's mode: Yes High Frame Rate (HFR): 4K at 120 frames per second (via HDMI and USB) Dynamic tone mapping: OLED Dynamic Mapping Pro Dimming technology: pixel dimming Motion patterns: OLED motion Picture modes: 10 modes Auto calibration: available AI for images – Pro: Yes Quick media switch (QMS): Yes Display Resolution: 4K Ultra HD (3840 × 2160) Screen type: OLED Basic refresh rate: 120 Hz (supports variable refresh rate up to 144 Hz) Color range: OLED Color Connectivity HDMI: 4 USB: 3 Gaming Gaming enhancer: Yes (with gaming dashboard) VRR: up to 144 Hz Supports Dolby Vision for gaming (4K 120 Hz): Yes Sound Dolby Atmos: supported AI sound: α9 Sound Pro (with default 11.1.2 channel distribution) Clear sound – Pro: Yes (AI sound reprocessing) Smart voice control: Yes LG sound sync: Yes Synchronized audio output: Yes Smart TV Operating system: webOS 25 Smart voice control: Yes Hands-free control: Yes Amazon Alexa: built-in (English only) Google Assistant / Home: supported Apple AirPlay and Apple Home: supported Google Cast: supported Compatible USB camera: Yes LG ThinQ remote app: Yes Full browser: Yes Smart chat: Yes Voice recognition: Yes Smart homepage: Yes Magic remote: MR25 Extremely slim design The elegant frame of the TV redefines modern appearance and makes viewing more immersive.