Check the listing for details. Korg, 25-Key Midi Controller (NANOKEY2BK),Black Black Slim-Line USB Keyboard. Color: Black, Condition: New. Listed at 56.61 USD. Korg, 25-Key Midi Controller (NANOKEY2BK),Black ✓ Free 60 Day Returns ✓ Free Express Shipping Description: Slim-line USB keyboard in Black. Features: Low-profile, 25-key USB-MIDI keyboard, ideal for use with laptop and netbook computersAdvanced-design keyed offers improved accuracy and velocity-sensitive keysSustain button ideal for entering piano parts! Product Details: Brand: KorgNumber of Keys: 25Connectivity Technology: USBSpecial Feature: The nanoKEY2 features an advanced and up-to-date design. By combining the great-feeling ''touch'' that Korg has developed for its professional MIDI keyboards and the low-profile 'thinness' of recent computer keyboard innovations, the nanoKEY2 provides a superior keyboard response for its class and size. It's designed with ample key width and plenty of space between the keys, reducing the chances of a wrong note. The touch and velocity response have been carefully tuned, as only a manufacturer wi See moreItem Dimensions LxWxH: 14.6 x 1.6 x 3.7 inchesItem Weight: 8.6 ouncesProduct Dimensions: 14.6 x 1.6 x 3.7 inchesItem model number: NANOKEY2BKBatteries: 1 Unknown batteries required.Is Discontinued By Manufacturer: NoDate First Available: April 25, 2011Color Name: BlackCompatible Devices: LaptopConnector Type: USBHardware Interface: USBMusical Style: ElectronicNumber of Keyboard Keys: 25