Dedicated Rear Surround Speakers S65K features dedicated rear surround speakers, offering an experience closer to that of a professional cinema and delivering immersive sound far surpassing that of a standard soundbar. 5.1 Physical Surround Channels Equipped with 7 high-quality drivers and 6 physical channels, S65K delivers rich, powerful bass, clear and natural vocals, and crisp and bright treble. It meets all home entertainment audio needs for movie watching, drama streaming and music playback with one single device! Ray-Danz Lite Utilizing self-developed surround sound technology, paired with a proprietary horizontal surround algorithm, it delivers a more immersive audio experience. High-Fidelity Full-Range Driver Utilizing patented technology, a "centering ring" is provided inside the full-range driver! Through ingenious design and ultra-precise manufacturing and assembly, the internal magnetic circuit is more stable, delivering more crystal-clear treble and full-bodied bass. Tutti Choral Self-developed Tutti Choral technology enables perfect linkage between TCL soundbar and TCL TV. Sound signals are optimized and redistributed, and TV speakers and soundbar output sound synchronously, bringing clearer vocals and wider soundstage experience. Dolby Atmos & DTS:X It supports Dolby Atmos and DTS:X immersive audio, delivering an excellent immersive audio experience for movie watching, gaming and music playback. Upmix Algorithm By intelligently extracting and redistributing every sonic element from the source, our Upmix surround engine expands the soundstage, heightens envelopment, and brings out subtler nuances—transforming any track into a fully immersive listening experience. AI Sonic Adaptation Download the TCL Home APP to sync the mobile phone with the soundbar. The room's acoustic profile is scanned, ensuring optimal sound for any layout and seating position. Voice Enhancement Turn on the voice enhancement mode, and users can capture clear dialogue details even with loud background noise in the living room. Golden Ears Tuning Undergoing strict acoustic tuning by TCL's professional Golden Ears Tuning Team, the product presents well-crafted sound with rich layers. One TV Remote for Two Devices When paired with a TCL TV, only one TCL TV remote is required to control volume, sound effects and other functions. TCL Home App The TCL Home APP enables remote control of the soundbar, which is easy for beginners to operate. It also supports more precise sound adjustment and custom surround settings, allowing users to customize the most suitable sound effects for themselves. 8 Sound Modes Based on the audio content, users can freely adjust between 8 sound modes: Standard, Movie, Music, Sports, News, Gaming, Night, and Custom. Rich Interfaces for Seamless Multi-Device Connection HDMI eARC, optical, USB interfaces are all available, plus Bluetooth 5.3 wireless connection Compatible with TVs, game consoles, mobile phones and other devices. Echo Valley Design Style Inspired by the ethereal echoes that drift through mountain valleys—where sound cuts through mist and lingers with a sense of depth and space—the all-new S-Series Soundbar brings this vision to life. Framed by L-shaped bases on both sides, its design speaks of sonic clarity and presence, as if every note travels freely and fills the room. Floating Design The surface features an all-metal unibody design with smooth and natural curved transitions. The special base complements the integrated body, making the product appear to float and showcasing a clean, highly unified aesthetic.