Kurzweil PC1X / PC2X Stage Keyboards with 88 Hammer Keys Roland Fantom-Xa Synthesizer Workstration with 61 After-Touch Semi-Weighted Keys KORG Krome 73 Synthesizer Workstration with 73 After-Touch Semi-Weighted Keys YAMAHA P-105 Digital Stage Piano with 88 Graded Hammer Standard Keys (Optional)