Soul Press II – Hotone Audio,Soul Press II,Amazon.com: Hotone Soul Press 3 in 1 Mini Volume/Wah/Expression Effects Pedal : Hotone: Musical Instruments,Hotone Soul Press II 4 in1 Switchable Wah Active Volume Passive Expression Pedal,Using a Hotone Soul Press II as an expression pedal for a Boss DD-8 (question in comments). : r/guitarpedals