PreSonus Eris Studio 4 - Active 4-inch Two-Way Reference Monitor (Single)The Eris Studio 4 sets a new standard for compact studio monitors. With its surprising amount of low end and a wide, well controlled sweet spot, you can enjoy premium, accurate monitoring in even the smallest of mixing spaces. Designed for superior performance in both home studios and small professional mix rooms, the Eris Studio 4 combines flexible connectivity with sonic accuracy that puts it a class all its own. The custom designed EBM (Elliptical