Back by popular demand! The new Visual Volume 10th Anniversary Edition is the finest, most exciting and useful volume pedal ever created. Donâ??t just try to find the right volume by ear, see it with the 0-10 LED readout!All-new design with die-cast aluminum housing, and blue and red LEDs, easy to see your level in a dark club! Active and Passive modes! Clean boost pre-amp in active mode, this one goes to 11! Two inputs and outputs for mono or stereo use! Tuner Out jack for silent tuning!What can you do with it? Just take a look: Guitar Mute-Rock it back between songs or to switch guitars..no pops, clicks or other annoyances get through! Easily Adjust your level between rhythm and lead boost-Set to active mode with additional gain, go back to clean boost at a touch!Bowed notes..takes some practice but you can rock in and out for a soft fade in or out.Power: 9-volt battery (not included), or Visual Sound's One Spot power adapter! Type: Effects