Meet the ONE Light Keyboard: a smart piano with 61 backlit, touch-sensitive keys that combines with your mobile phone or tablet to help you play music. The companion app is available for iOS and Android devices. You get video lessons to learn the basics of piano. Since all the videos are light-integrated, you can easily follow along.
You can choose from thousands of sheet music to start learning. The ONE Light Keyboard gamifies practice to keep you engaged. It features a bidirectional USB MIDI port. Sets you back under $300.