PreSonus Eris E3.5 Active Media Reference Monitors

Components and construction

• 3.5-inch (89 mm), woven composite, low-frequency transducer
• 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer
• Rear-firing acoustic port for superior bass-frequency reproduction
• Optimized, resonance-suppressing internal bracing

User controls

• High- and low-frequency tuning controls
• Front-panel Volume control for speakers and headphone amplifier

Power and safety

• 50 watt (25W/side), Class AB biamplification
• RF interference, output current limiting, over-temperature, transient, and subsonic protection
• Amplifier “soft start” feature eliminates popping on power-up
• Internal power supply with IEC connector
• Power switch with on/off LED

Inputs and outputs

• Balanced ¼-inch TRS, unbalanced 1/8-inch stereo, and RCA inputs
• Integrated stereo headphone amplifier with front-panel 1/8-inch output