PreSonus Eris Pro 4 Studio Monitor Bi-Amped Active Coaxial 4.5-inch

PreSonus Eris Pro 4 Studio Monitor Bi-Amped, Active, 4.5-inch Coaxial Studio Monitor for Audio Recording & Mixing, Ceiling- & Wall-MountableSingle point-source coaxial design for wider sweet spot and better phase alignment4.5-inch woven composite low-frequency driver1-inch, ultra-low mass, silk dome, high-frequency driver80W, Class AB amplification50 Hz to 20 kHz frequency response99 dB Peak SPL at 1 meter with high-output capability for critical monitoringFront-panel acoustic tuning controls with boundary EQ and level adjustment for room optimization