JOYO JF - 38 True Bypass Design Electric Guitar Roll Boost Effect Pedal!<br />The sound of the Roll Boost Pedal is transparent， and the gain knob is fully functional to add some sparkle and a slight boost， or an incredible overdrive from the pre-amp stage distortion. The Roll Boost also works great in the pedal chain before distortion pedal.<br /><br /><br /><br /><br />Features:<br />Classic A circuitry， a flip of the switch gives you up to a 35dB boost.<br />Supports a maximum input of 18V DC voltage.<br />The pedal can also function as a volume limiter.<br />The sound of the roll boost pedal is transparent， and the gain knob fully functional to add some sparkle and a slight boost.<br />True bypass design， minimise the tone loss.<br />Running current: 2mA<br />Power: DC 9V<br /><br />    Specifications<br />Specification<br />  Brand: JOYO                                                  <br />                        Model  : JF - 38                                                  <br />                        Product weight   : 0.182 kg                                                  <br />                        Package weight   : 0.250 kg                                                  <br />                        Product size (L x W x H)  : 11.7 x 6.2 x 5.1 cm / 4.60 x 2.44 x 2.00 inches                                                  <br />                        Package size (L x W x H)  : 13 x 7 x 6 cm / 5.11 x 2.75 x 2.36 inches                                                  <br />                        Package Contents: 1 x JOYO JF - 38 Electric Guitar Rool Boost Effect Pedal， 1 x Bilingual User Manual in English and Chinese                                                 <br /><br /><br /><br />                                                <br />