AT-1200 is a 8 channels decoding integrated amplifier AV receiver which has 5.1.2 Atmos Decoding 3D Effect. It has 2 RCA subwoofer outputs to connect to 2 subwoofers. It support HDMI ARC & CEC. As a top 10 audio brand in China, Tonewinner has 30+ years experience in designing and manufacturing acoustic products. As an original supplier, Tonewinner always warmly welcomes distributors, partners and customers around the world.