July 02, 2026

Estimated read time: 2-3 minutes. If you're playing live with Positive Grid's REACTOR, the intelligent guitar combo amp that builds tone from prompts, photos, and recordings, REACTOR Control is what makes all of that power hands-free on stage. Six footswitches, an expression pedal input, wireless or wired connection, and a multi-gig battery life. Here's how to get the most out of it.