You are always welcome, dear customer! I have replaced your earlier order for 20 musical keyboards of PSR-EW410 and 20 musical keyboards of EZ-220 model with just 20 units of musical keyboards of PSR-E363 model. Your COD number is SO27349236. You will be receiving a confirmation call within 24 hours regarding the confirmation of your order. Please be available to take the call. Will there be anything else I may help you with?