Air XD Sub 15 1 x 15" Active Extended Definition Subwoofer Region:UK The Eris Pro 4 also

The Eris Pro 4 also delivers finely detailed transient response

making it ideal for both vocal production and sampling

There is a narrow Q select that gives more precise control over the frequency being attenuated

to warm tube saturation

while an illuminated push encoder provides flexible control over gain level and output volume

Air XD Sub 15 1 x 15" Active Extended Definition Subwoofer Region:UK The Eris Pro 4 alsoThe PreSonus Air XD Sub 15 is a high performance active subwoofer designed for professional use, delivering deep, extended low end and high SPL for any application. Its custom 15 inch low frequency driver with enlarged 3 voice coil provides efficient power handling and tight, dynamic bass with minimal distortion, while advanced tuning optionsincluding variable lowpass filtering, alignment delay, and cardioid end fire array presetsallow precise control