Yamaha S90ES

The Yamaha S90ES is a digital synthesizer workstation released by Yamaha in 2004. It is a 61-key instrument with a built-in sequencer, arpeggiator, and a variety of sound-generating capabilities. It has been used by a variety of artists, including Herbie Hancock, John Legend, and David Guetta.

The S90ES is a powerful instrument that allows users to create and manipulate sounds in a variety of ways. It has a wide range of sound-generating capabilities, including FM synthesis, waveform synthesis, and sample-based synthesis. It also has a variety of effects, including reverb, chorus, and delay. Additionally, it has a built-in sequencer and arpeggiator, allowing users to create complex musical patterns. Finally, it has a variety of performance features, such as a pitch bend wheel, aftertouch, and a variety of controllers.