Two switches in one, Boss's FS-6 combines latch-type and momentary-type switching into one unit. With two switches conveniently housed side-by-side, the FS-6 allows each switch to be set for latch or momentary operation. Pick the configuration that best suits your playing style and setup.
Features: 
- Each footswitch can be assigned latch- or momentary-type
- Stereo input jack for single stereo cable connection
- Can be connected to other footswitches (FS-5L/FS-5U/FS-6/AB-2) for extension
- Can be used with a wide variety of instruments, rhythm machines, guitar amps, etc.
Specifications
Controls: Pedal Switch A, B / POLARITY Switch A, B / Mode Switch A, B
Connectors: Jack A, Jack B (1/4 inch phone type)
Jack A
Power Supply: DC 9 V: Dry battery/9 V 6F22 (carbon), 6LR61 (alkaline)
Current Draw: 8 mA (max.)
Accessories: Dry battery/9 V (6F22), Owner's Manual