Are you looking for a keyboard controller? Look no further, why not check out the m-audio oxygen 61 mk3 usb keyboard controller from guitar center? I will surely recommended it to those who are looking for a solid, reliable build and put as much musicality into the keyboard. You can look up the features details of this audio at guitar center website. You will surely love this keyboard controller. If you use this type of keyboard controller before, Feel free to share your comments. Thanks!