Besides...
You would never be able to play another keyboard placed so high in a tier, so would end up using it as a midi slave anyway... much better to buy a module.
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Korg Kronos 61 and PA3X-Pro76, Roland G-70, BK7-m and Integra 7, Casio PX-5S, Fender Stratocaster with Fralin pickups, Fender Stratocaster with Kinman pickups, vintage Gibson SG standard.