Kanye West revealed a new music gadget called the Donda Stem Player that will let you “customize any song,” according to the device’s website . It’s available for preorder now for $200 with a vague “summer” release date, though the website says it will ship “with Donda,” West’s upcoming album. Let’s get some of the gadget-y stuff out of the way first. The device, which West’s Yeezy Tech brand developed with electronics company Kano , looks like a little tan puck, and it’s apparently made of a “