Aieve 9V Power Supply for RockJam RJ-661/RJ-761/RJ-654 Keyboards Replacement
High-Quality 9V Power Adapter – Compatible with RockJam Keyboards & More. RockJam Keyboards: RJ-661, RJ-761, RJ-654. Why This 9V Power Adapter Stands Out. 1 × 9V Power Adapter. Nektar Keyboards. Works seamlessly with.