■ Switch between genuine and average ruling that exhibits beautiful harmony with a single button. - The metronome features are essential for rhythm and training. - Piano-type keyboard has the same width as an acoustic piano, making it easy to play and even as a piano for chanting. ■ Lightweight and compact with a wide sound range of 61 keys and 3.9 kg in width and a weight of 3.9 kg.Convenient to carry and store to the venue. ■ 17 tones, built-in for harmony practice with no ribbing and tuning. ■ Rich musical instrument sounds total 282 tones.Equipped with many musical instrument sounds that are easy to use for matching. ■ Supports Bluetooth function, so you can play music on your iPad/iPhone.The dedicated app allows you to control the remote control of the main unit, and adjust the tuning and rhythm.