For keyboards such as Clavia Electro 73-V2, Clavia G2, Clavia Nord Electro-2 61, Clavia Nord Electro-2 73, Clavia Nord G2X, Clavia Nord Lead-2X, Clavia Nord Lead-3, Clavia Nord Stage 76, Clavia Nord Stage 88. If you keyboard isn't in the list it doesn't matter, just let us know your model at time of order!