To provide further advice to the previous, I wanted to point it still works after years of use plusiseurs, confirming the robustessse that we know the brand BOSS.
Then, if he has no expression pedal, you can add an external
on the other hand, the bank up and down buttons are almost unusable because the foot, but, as above, we can add it to external pedals.
but hey, even without that, even when it has 10 sounds of the foot, which is not bad
I appreciate the most is that it is compact and as I use a lot of pedals he did not take up too much space on my pedal board