Overall opinion:

actually cheap (trslger, trs plastic) and effective, but beware: the two potentiomtres Grente output, great when using an instrument to attack two amps DIFFERENT, but not terrible when we want to switch two instruments on a single amplifier, the legalization is not the pedals (like 2 potentiomtres could do believe), in this case is the one potentiomtre oprationnel for General for output level (the A) ...