The Audioengine A5+ Classic Home Music Speaker System in black is a 2.0 channel cube-shaped bookshelf speaker with a maximum RMS power of 150W. It features wired and USB connectivity, stereo L/R RCA, banana jack, and 3.5mm jack audio inputs, and a remote control. The manufacturer warranty is sold as is. This speaker system is ideal for home audio use and is a great addition to any music lover's collection.