Behringer HB01 HellBabe Wah Pedal - Andertons Music Co.
Behringer Hellbabe Hb01 Optical Wah Pedal Professional Effector Single Electric Guitar Frog Pedal Dial In The Range For Bass - Microphone Accessories - AliExpress
Minimal Pedal mod tips #2 - Behringer Hellbabe HB-01 mod vs. GCB95 - how? - YouTube