PreSonus Quantum ES Ultimate Bundle call-in the A8H gives you tremendous

the A8H gives you tremendous flexibility for fine-tuning the sound through rotatable HPS waveguide technology and onboard DSP

Rebuilt Range-Leading Performance Interface

The size of the isolator knobs is perfect for rapid turns from center to maximum or minimum

The output jack is used to connect the unit to amplifiers or other devices

Connect your amp or another effect unit to the Out Jack

PreSonus Quantum ES Ultimate Bundle call-in the A8H gives you tremendousEverything you need, nothing you don't. The PreSonus Quantum ES Ultimate Bundle is your one stop shop for professional studio quality recording. Featuring the high performance Quantum ES 2 24 bit and 192 kHz USB C Audio Interface with all new MAX HD mic preamps, a Studio One Pro software license and 12 months of access to tools, extras, add ons, and more with Studio One Plus, a pair of powerful Eris 3. 5 Studio Monitors packed with low end punch, a