SAMSUNG HW-Q990B/XL Wireless Dolby Atmos Wi-fi, Q-Symphony Built-in Alexa 656 W Bluetooth Soundbar (Black, 11.1.4 Channel). Ultimate sound immersion with up/center/side firing speakers | Q-Symphony | SmartThings App Support | Tap Sound | Spotify Connect | AirPlay2 | Alexa Built-in. World?s first built-in wireless Samsung Smart TV-to-soundbar Dolby Atmos connection | Deep, rich bass boost with a wireless subwoofer, Captivating audio technology that moves the sound around you with Dolby Atmos/Dolby True HD. Dolby Atmos, Dolby MAT, Dolby Digital Plus, Dolby True HD, SpaceFit Sound+, Active Voice Amplifier, Hi-Res Audio Decoding ,2 HDMI In, 1 HDMI Out, HDMI ARC- Yes, HDMI CEC- Yes, 1 Optical In, Bluetooth, Wi-Fi, One Remote Control. Video Feature: 4K Video Pass, HDR 10+ , Surround Sound Expansion, Game Pro, Adaptive, Standard.656 W, True HD 11.1.4 channel 3D Sound, 22 Speakers. Remote Controller, Wall Mount Bracket.