Presonus Eris E66, Active studio monitor, Speakers in D'Appolito arrangement, Ideal for vertical and horizontal installation, Equipped with: Dual 6.5"" mid-woofer with Kevlar cone and 1.25"" tweeter with silk dome, Power: 80 / 65 Watt Class-AB amplifiers, Frequency range: 45 - 22,000 Hz, Gain control, Mid-range: ±6 dB, High-pass: ±6 dB, Switchable high-Pass filter: 80 Hz / 100 Hz, Acoustic space switch for bass correction: -2 dB, -4 dB, Peak SPL: 106 db @ 1 m, Inputs: XLR (balanced), 6.3 mm jack (balanced) and RCA connector (unbalanced), Shielded against interference, Turn on delay, Output current limiting, Over-temperature, transient, and subsonic protection, Dimensions: 460 x 215 x 250 mm, Weight: 10.6 kg