About this item:
5.1-channel 80-Watt powerful surround sound system 
4K60, 4K120AB and 8K60B HDMI 2.1 with HDCP 2.3 and eARC (4 in/1 out) 
Dolby Vision, Hybrid Log-Gamma and BT.2020 
Supports enhanced media and gaming - ALLM, VRR 
YPAO automatic room calibration 
Speaker wire perfectly matched for each speaker