The wah effect works without any issues. The cover for the on/off switch on the side is missing and comes off easily. The switch that turns the wah effect on and off by stepping on it does not activate unless pressed by hand. ■ Bass effector ■ Wah pedal ■ WOHONE is a wah pedal developed for bass. It features adjustable wah frequency range, Q (peak intensity) switching, filter type (LP/BP) switching, and a tube simulator function to warm up the sound. It can also be used as a volume pedal with a switch.