PreSonus Eris Pro Sub 10 Active studio Subwoofer, 170W, 10" Powered subwoofer for mixing, 20-200 Hz response, home monitor pairing, includes footswitch

DEEP, ACCURATE LOW END: Adds smooth, powerful sub-bass down to 20 Hz for fuller mixes and immersive sound, with a 10-inch, glass-composite, low-frequency transducer and front-firing bass-reflex port POWER TO SPARE: A 170 watt (RMS) amplifier delivers strong, low-distortion bass that fills studios and multimedia setups, with Class AB amplification for up to 113 dB SPL SEAMLESS CROSSOVER: A continuously variable lowpass filter (50 Hz to 130 Hz) sets the crossover, the upper frequency reproduced by the subwoofer, to blend smoothly with your monitors FLEXIBLE FILTERING: A switchable highpass filter removes frequency content below 80 Hz from the subwoofer outputs to the main monitors for a cleaner full-range system EASY CONTROL: An included momentary footswitch bypasses the subwoofer, highpass filter and Sub Out for quick A/B comparison