The Yamaha PSR-EW300SA 76 Keys Portable Keyboard is a versatile and powerful electronic keyboard that includes features such as flash memory, battery-powered option, arpeggiator, and built-in effects. With 76 keys and a sleek design, this keyboard is perfect for both beginners and experienced musicians. Easy to use and transport, it also comes with a stand and power supply, making it a convenient and reliable choice for any musician on the go. Weighing 13 lbs, this keyboard is sturdy and built to last.