With 61 semi-weighted keys, the Korg Kronos 61 is a comprehensive workstation that offers extensive synthesis options, as well as sampling and sequencing features. The Kronos 61 has a whopping nine sound engines, as well as an incredibly expansive library of keyboard sounds and the ability to apply up to 16 effects at once to your sound, for a practically infinite number of sonic possibilities, all achievable through the intuitive, hands-on setup. For a no-comprise, no-holds-barred workstation, you can't go wrong with the Korg Kronos 61.