missing original box and packaging, light scratches, creased literature, used for a while.
U-Key uses ultra thin full action semi-weighted keys. U-Key has built-in 64-polyphony and an internal high fidelity speaker driven by a digital amplifier. U-Key also includes many MIDI songs and accompaniment in different styles, including loop variation and chord change. All MIDI songs and styles can be downloaded from Internet and transferred into U-Key via USB. U-Key supplies a brand new Game mode, which users can use in conjunction with music books to test their skills. U-Key also has built-in multi-ethnic scales of the world from Arabian music to Asian music. U-CTRL is a brand new concept from CME, providing the easiest way to communicate between controller and music software. You do not need to load templates or presets, just press the U-CTRL button and all the controllers for software will load.

U-Key supplies more than 20 user-defined controllers, including a joystick, trigger pads, encoder for data entry, and jacks for pedals. All controllers are programmable and the functions of U-Key can be quickly and easily setup by pressing certain keys. The user can save their controller settings and load at any time they want. U-Key has plug and plays USB MIDI driver for Windows XP/ MAC OSX, and it can be powered via USB.

CME U-Key Features:

• Slim design 49-note semi-weighted velocity-sensitive keyboard
  
• Built-in tone generator, speakers, and headphone out for music on the go
  
• 3 layers for easy operation
  
• Interactive Layer for real time performance of MIDI files via pads and knobs
  
• Intelligent Layer for controlling external tone generators in live performance including splits and layers
  
• Integrated Layer for controlling DAW software
  
• 1 x Programmable Joystick
  
• 8 x programmable trigger pads, velocity sensitive
  
• 8 x programmable knob controller (endless encoder)
  
• 1 x endless encoder for data entry
  
• 'PadStyle' MIDI song and style help you to play live music easily
  
• Interactant mode to improve skill of your performance
  
• Multi-scale of the keys to fit more kinds of ethnic music
  
• U-CTRL function let you work with music software perfectly
  
• Full MIDI functions including SEQ transport
  
• Music software control templates with user bank memories
  
• LED display
  
• Firmware upgraded via USB
  
• USB MIDI, class-compliant with Windows XP and Mac OS X
  
• Universal pedal connector, full compatible with switch and expression pedal
  
• 1 x stereo line output, 1/8" phone jack
  
• 1 x stereo headphone output, 1/8" phone jack
  
• 1 x MIDI I/O
  
• USB bus-powered

Click here for more details