Citronic CASA-10BA 10" 300W Active PA Subwoofer Type_Tuners This compact preamp pedal gives

This compact preamp pedal gives you the choice of FET

and a wide sweet spot thanks to the tweeter’s HPS (High-frequency Propagation System) waveguide

It also includes a built-in high-sensitivity microphone for precise tuning of acoustic guitars

Conversely

Citronic CASA-10BA 10" 300W Active PA Subwoofer Type_Tuners This compact preamp pedal givesPowerful Low End Reinforcement Citronic CASA 10BA 10" Active Subwoofer. The Citronic CASA 10BA is a compact yet powerful 10 inch active PA subwoofer designed to deliver deep bass reinforcement for small to medium sized sound systems. With a rugged MDF cabinet and built in Class D amplification, it is an ideal choice for DJs, live performers, schools, places of worship, and portable event setups requiring reliable low frequency support. Lightweight and