The LG S80TR is a 5.1.3 channel soundbar system that supports Dolby Atmos and offers a 620W (or 580W depending on the source) total RMS power output. It includes a wireless subwoofer, rear surround sound speakers, and features like HDMI eARC, 4K pass-through, and compatibility with WOW Orchestra when paired with an LG TV. It also boasts wireless connectivity through Bluetooth and Wi-Fi, and supports voice control with Amazon Alexa and Google Assistant. 
Key Specifications:
Channel Configuration: 5.1.3 (5 main channels, 1 subwoofer, 3 height channels for Dolby Atmos) 
Total Power: 620W (or 580W depending on the source) 
Wireless Connectivity: Bluetooth, Wi-Fi 
Dolby Atmos Support: Yes, with dedicated up-firing drivers for height effects 
WOW Orchestra Compatibility: Yes, when paired with an LG TV, it utilizes the TV's speakers to enhance the soundstage 
Voice Control: Built-in Amazon Alexa and Google Assistant 
Connectivity: HDMI (eARC and input), Optical, Bluetooth 
4K Pass-through: Yes 
Rear Speakers: Included wireless rear surround speakers 
Other Features: Meridian Horizon technology for upmixing stereo content, can be wall-mounted 
Additional Details:
The soundbar dimensions are approximately 39.3" x 2.5" x 5.3" (WxHxD). 
The wireless subwoofer dimensions are approximately 7.9" x 16.02" x 15.9" (WxHxD). 
The rear speakers are compact, with dimensions of roughly 3.9" x 6.9" x 4.7" (WxHxD). 
The soundbar supports various audio formats, including Dolby Atmos, Dolby Digital, DTS:X, and more. 
The soundbar can be connected to a mobile device app for control and settings adjustments.