Behringer hellbabe hb01 stompbox behringer hb01 p wah s it all about when it comes to wah pedals it s all about the super affordable behringer s hell babe hb01 p p the hb01 is unlike any wah you ve ever stepped on you get everything from old school wah to the most up to date sounds all in one mesmerizing effects pedal p p the hb01 s heel down range control provides low frequency adjustment that can be swept from 440 hz down to 250 hz making it the ideal companion f