The LS-2 Line Selector pedal represents the easy way to switch settings among several effects devices or amplifiers, or route input and output signals. Two line loops and six looping modes provide a wide variety of applications.
Compact line selection pedal for connecting and switching between multiple amplifiers and effects 
Provides two line loops with Level control and six looping modes
Can supply power to several BOSS compact pedals when used with an AC adaptor
The ideal power supply and master switching unit for multiple effects setups
BOSS 5-year warranty