Boss AW 3 Dynamic Wah Pedal for Guitar or Bass with Tempo Control, Expression Pedal Input, and "Humanizer" Effect With Gifts|Guitar Parts & Accessories| - AliExpress
Zoom B1X FOUR Bass Multi-effects Processor with Expression Pedal | Sweetwater
NPD] Hotone Bass Press - Mini Wah/Volume/Expression Pedal : r/guitarpedals