The Line 6 FBV Express is a compact foot controller with four gig-ready footswitches, including a volume/wah pedal and tap tempo. The FBV Express includes a built-in tuner.

The 16 Second Digital Delay's optional Foot Controller allows you to "foot" switch six different functions remotely. You can turn the Sweep, Reverse and Feedback on or off, and shift the Loop up or down one octave. With identical record and play FSWs from the main unit, the Foot Controller plugs directly into the footswitch jack with a standard guitar…