The Behringer Guitar Effector Acoustic Preamp Direct Box Di V-Tone Adi21 K peno.17 is a high-quality effects pedal designed for acoustic guitars. Made in Japan, this product from Behringer offers versatile sound shaping capabilities for musicians looking to enhance their acoustic performances. With the Di V-Tone Adi21 K peno.17, guitarists can achieve a natural and rich sound with advanced preamp and direct box features, making it a valuable addition to any guitar and bass player's effects pedal arsenal.