This listing is for a Korg EK-50 61-key arranger keyboard in open box condition. It is offered with free shipping, which may be useful for buyers comparing total purchase cost. As an arranger keyboard, this item may suit players looking for a keyboard for home practice, songwriting, learning, or general music use. The 61-key format can also be a practical consideration for shoppers who want a full playing layout without moving to a larger setup. Condition is clearly noted as open box, so buyers should review the listing photos and details to understand what is included and the exact item state before purchasing. Check the listing for full details. Korg EK-50 61-Key Arranger Keyboard - Open Box. Condition: Open box. Listed at 439.99 USD. The EK-50 is open-ended, which allows you to add up to 96 styles via a USB flash drive. The EK-50 also works with AA batteries so you can play on the go! As you gain performance skill, you can easily access the more advanced functions to give shape to the ideas of your musical sketch.