The PreSonus Eris E8 XT builds on the success of the original Eris series featuring a cutting-edge waveguide for improved acoustic performance. The Eris E8 XT features a Kevlar woofer and silk dome tweeter, providing powerful low-end response and articulate highs. The Eris E8 monitor features a range of acoustic tuning controls that allow you to adjust settings to the room you are in, giving you the ability to work well in a range of untreated mixing environments. The premium-grade design provides you with clear, consistent audio, allowing you to produce professional mixes every time.