KETRON nothing with the software to create add-ins co ins drum, do an update, please, a keyboard that costs me more than 3500 euro cannot make drum kit, and then a keyboard of 1800 euros as the Korg pa900 if you can make the drum kit samples, incredible manufacturers ketron.Conosco a friend that has been deleted the ketron audya and has purchased a Korg and you can create drum kit samples with samples to your liking.