The LG SC9S is a premium 3.1.3 channel soundbar with 400W total output power, designed to perfectly match LG OLED evo C Series TVs in 55", 65", and 77" sizes. This warehouse display model features advanced audio technologies including Dolby Atmos, DTS:X, and IMAX Enhanced support for immersive 3D spatial sound.

The soundbar includes a unique triple up-firing speaker configuration with nine total speakers, featuring an exclusive up-firing center channel that elevates dialogue clarity. The included LG OLED Synergy Bracket allows the soundbar to mount directly to compatible LG TVs or function as a TV stand. The wireless subwoofer delivers powerful bass with 8.7" x 15.4" x 12.3" dimensions.

Key features include WOW Orchestra technology that synchronizes LG TV and soundbar speakers for enhanced soundstage, WOWCAST Built-in for wireless Dolby Atmos without visible cables or audio lag, and AI Room Calibration that optimizes sound based on room acoustics using built-in microphones. The soundbar supports high-resolution audio up to 24-bit/96kHz and includes multiple sound modes: AI Sound Pro, Bass Blast, Cinema, Clear Voice, Game, Music, Sports, and Standard.

Connectivity options include HDMI eARC, HDMI In with 4K passthrough (HDCP 2.3), optical input, USB host, Wi-Fi, and Bluetooth. The WOW Interface allows control of both TV and soundbar with a single remote. Streaming capabilities include Apple AirPlay 2, Chromecast Built-in, Spotify Connect, and voice assistant support for Amazon Alexa and Google Assistant.

Gaming features include VRR/ALLM support with up to 120Hz refresh rate passthrough for smooth, lag-free gameplay. The soundbar dimensions are 38.4" x 2.5" x 4.9" with a net weight of 9.1 lbs, perfectly sized to match 55-77 inch TVs. The system is expandable with optional wireless rear speakers for full surround sound.