・Wireless control goes beyond Spark Spark Control goes beyond traditional foot controllers with innovative features. No complicated setup required. No cables required.・Seamless and wireless Designed for the Spark amp and app, Spark Control delivers a truly wireless experience. Just open the Spark app and they'll magically connect, letting you play without lifting a finger.・Customize to the fullest Spark Control comes with four pre-programmed scenes, but you can customize them to assign any combination of functions to each footswitch. Save your favorite functions to any of the four scenes for easy access while you play. Default functions: Assign and change presets Assign and turn on/off effects Start, stop, and pause music, backing tracks, and Smart Jam Experience Jimi Hendrix Expansion Control Functions・248×70×45mm・0.31kg Includes Spark Control footswitch, USB cable, quick start guide, and power supply. Compatible with 9V power sources. Works with the Spark App for iOS and Android. *The app must be used to connect Spark Control to your Spark amp.