Model: HT-X8500 Channels: 2.1 Channel Sound Output: Approximately 320 Watts Subwoofer: Built-in Subwoofer 🎧 Sound Technologies: Dolby Atmos 🔥 (3D Surround Sound) DTS:X Vertical Surround Engine (Gives a surround sound feel without rear speakers) 🔌 Connectivity: HDMI (ARC / eARC) Optical Bluetooth (Direct playback from phone) USB 🎮 Suitable for: Movies and Series (Best use case) 🎬 Games (Good sound experience, but not very professional) ✔ Features: Powerful and clear sound for its size No external subwoofer needed (Neat and easy) Suitable with your BRAVIA X8K TV 👍