The top of the controller features a centrally positioned micro USB port, so you can charge the internal lithium ion battery via your computer. (thatvideogameblog.com)
Just so you're keeping track we've seen 4 different types of controllers for this console so far. (gametyrant.com)
My muscle memory kept expecting to feel the tug of the cord on the back of the controller as I played, but it just wasn't there. (gizmodo.com)