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With specially engineered effects, built-in looper and drum machine, the A1/A1X FOUR is the first Multi-Effects Processor designed for a variety of acoustic string and wind instruments.

• A1 FOUR offers over 80 built-in effects / A1X FOUR offers over 90 built-in effects
• Dedicated effects for acoustic guitar, saxophone, trumpet, violin, and harmonica
• Up to 5 effects can be used simultaneously, chained together in any order
• 50 memory locations for storing user-created patches
• Looper for recording up to 30 seconds / 64 beats of CD-quality audio with seamless start and end times
• ZOOM Guitar Lab software for creating, editing and managing effects and patches
• 68 built-in rhythm patterns tailored for unplugged styles of music can be used in combination with the Looper
• Onboard chromatic tuner supports all standard guitar tunings, including open and drop tunings
• Output jack for connection to amp or headphones
• A1 FOUR and A1X FOUR runs on 4 AA batteries, with alkaline battery life of 18 hours; MAA-1 Requires 2 AA batteries
• USB port for firmware updates, power and connection to ZOOM Guitar Lab

What’s in the box

• A1 FOUR or A1X FOUR Multi-Effects Processor
• MAA-1 Mic Amp
• AA Batteries (x6)
• Quick Guide
• Patch List