MXR M84 Bass Fuzz Deluxe Specs:
Pedal Type    Bass Distortion (Fuzz)
Inputs    1 x Instrument
Outputs    1 x 1/4"
Power Supply not Included   (9V 11mA)
Batteries    1 x 9V
Height    2.5"
Width    4.5"
Depth    5.5"
Weight    0.84 lbs.
 
Effect Pedal for Bass Guitar
Vintage circuit
Modified for modern bassists
Fuzz tone
Controls for Tone, Fuzz, Dry and Wet
Footswitch
9V battery or optional AC adapter (not included here)