The A1 FOUR by Zoom is a versatile guitar multi-effects processor specifically designed for acoustic string and wind instruments. With a wide range of effects, an internal looper, and a drum machine, this device offers a comprehensive solution for musicians looking to expand their sound palette. The A1 FOUR is equipped with 80 effects, including 35 innovative options tailored for acoustic instruments. This allows users to customize their sound and explore various music styles, from "unplugged" live sounds to distinctive fingerpicking styles. The Acoustic Guitar Modeling feature adds extra depth and size to the instrument, ensuring that the sound shines in both live performances and studio recordings. With the ability to select the shape and type of their favorite guitar, musicians can refine and adjust their sound to their personal preferences.

• 80 built-in effects, including 35 innovative effects for acoustic instruments
• Internal looper for creative sound design
• Drum machine for rhythmic accompaniment
• Acoustic Guitar Modeling for realistic sound emulations
• 15 factory presets and additional presets available through Guitar Lab.