It’s a unique shape of speaker, made by JBL. All together, it will formed a donut-look-alike, so it reaches 360 degree area. You could also separated it, and installing each of them wherever you want. The design suits most for a wall-corner spot, the next picture will gives you the idea.

It has 3 main parts, 1 tweeter and two woofers. The tweeter measured as 3/4 inch, while the woofers is around 4-inches. Available now for $280, and there will be also an outdoor version, which will priced at $280.