Wah-Wah/Volume Functions With Wahwah Sound Quality Value Knob On Joyo Wah-Ii JOYO Multimode WAH is a multifunctional WAH-WAH pedal, featuring both "WAH-WAH" and "Volume" functions. With a WAHWAH sound Q value knob, ensuring the sound changes from compact, sharp to mellow, wide style. 6 WAH-WAH frequency ranges are available for diverse tones catering to various music styles. Its RM shielded inductance is specially designed for WAH-WAH tone, which guarantees outstanding tone. Active volume control circuit design ensures tone's minimum signal loss and the signal intact. Easy to operate, with WAH-WAH /VOLUME and WAHWAH/BYPASS toggle switch and minimum volume control knob. It takes less space of the pedal board, lightweight and portable. In addition to the existing JF/Ironman/R series of effect pedals,we will improve and upgrade our product, based on the extensive and constructive feedback given by our supportive customers. Whole aluminium-alloy housing classic,stable and strong, both sides LEDs flash indicator shows the working state. Directly sold by manufacturer of JOYO Technology Co.,LTD which established at 2006.