The Presonus Eris E3.5 Inch Active Multimedia Monitors Pair are the ultimate compact and portable studio monitor designed for musicians producers and multimedia setups. Featuring a bi-amplified design comprised of a 3.5-inch Kevlar LF transducer and a 1-inch silk-dome high-frequency transducer the Presonus Eris E3.5 deliver a wide frequency range and premium-grade components result in studio-grade quality audio; ideal for gaming and home video production. The Eris 3.5 Studio Monitors also feature an integrated headphone amplifier with a front-panel stereo jack for quick and easy monitoring. It also features attenuation control on the rear of the monitors to fine-tune your speakers response.