The R20 Control App allows you to mix your recording sessions, adjust effects, and change project and system settings*. It’s perfect for when you have an instrument in your hands and the R20 is out of reach. * Not all R20 functions are available on the R20 Control App ◆ Accessibility for the Visually Impaired The R20 Control App makes this the first multi-track recorder that allows accessibility for the visually impaired, utilizing VoiceOver and VoiceOver Gestures. * The R20 Control App requires the unit to be updated to Firmware Version 3.0 * The optional BTA-1 adapter is required for Bluetooth connection with your iPad * R20 Control iOS app has some limitations due to the Bluetooth wireless connection ◆ Features • Control Transport • Adjust Mixer Levels • Delete / Export Tracks • Tweak Track Settings • Select Effect / Synth Presets • Manage Projects* • Make System Changes** • Adjust Project Settings • Edit Patch Memories * No export to USB Memory ** No Guitar Lab, Audio Interface, Bluetooth or Factory Reset