The S70 XS is also available in 88-key form as the S90 XS.
Year Released: 2009
Keyboard: 76 keys with velocity and aftertouch
Polyphony: 128 notes
Multitimbral: 16 parts
Dimensions: 53.1" W x 6-34" H x 15-1/4" D
Weight: 44.2 lbs.
User Demo Videos
Yamaha S70 XS and S90 XS Owner's Manual
Yamaha S70 XS and S90 XS Reference Manual
Yamaha S70 XS and S90 XS Data List
Yamaha S70 XS and S90 XS Brochure
Items for Sale on Reverb
Yamaha S70XS Synthesizer; 76-Note Balanced Hammer-Weighted Action ($2,867.14)