Used PreSonus Eris Studio 4 Powered Speaker

Used PreSonus Eris Studio 4 powered studio monitor in excellent condition, delivering accurate, punchy sound for home studios, streaming, and content creation. Featuring a 4.5-inch woven-composite woofer and 1-inch silk-dome tweeter, it provides clear highs and tight low end with a frequency response around 55 Hz–20 kHz. Built-in Class AB amplification offers roughly 50W total power, with rear EQ controls and balanced TRS plus RCA inputs for easy setup.