Teaching tool for piano. The ONE Piano Hi-Lite is the first of its kind piano learning device, providing an intuitive way to learn and play a piano. It transforms any standard 88 keys piano or keyboard into a smart one, and interacts with your smart device, helping you start playing in just a few minutes. Fits Any 88-Key Keyboard. Displays notes for left and right hands. Included Teaching App. Sheet music and video tutorials via app. Lessons and interactive games via app. Power source: 5V/1,5 A. Output power: 2 W. LED lights: 88 red and blue LED lights indicate correct notes. Interface: Micro USB, Bluetooth 4.0. Data cable: Micro USB. Included micro USB to lightning cable and cable converter Android OTG. Dimensions: 1226 x 21,80 x 21,20 mm. Weight: 500 g. Colour: Black