LG SN7Y Dolby Atmos Soundbar (LG SN7Y SOUNDBAR) - Channels 3.1.2, Display Type LCD (5 Char.), Output Power 400W, Subwoofer 220W (Wireless) ,High Resolution Audio Sampling - Sampling - 24bit/96kHz Upbit/upsampling - 24bit/96kHz, AI Sound Pro, DTS Virtual:X, Dolby Digital, Connectivity: Optical, HDMI 2.1 (HDCP 2.3) - In / Out, HDR10, Dolby Vision, USB, Wireless Bluetooth Version 4.0, Wireless Rear ready