Main Features:● Dual magnetic stereo to restore high-quality sound● Portable roll-up design for easy use and carrying● Thick silicone keys, rebound feedback design, real touch; the keyboard is equipped with an independent touch sensing area, and the pronunciation is clear and precise.● Bluetooth connection APPIt can connect to the mobile phone bluetooth. Support music original accompaniment to play the connection, you can also achieve online teaching through software, zero-based can also complete the self-study. Support microphone input function to achieve self-singing.● Can be used as a percussionBuilt-in 140 sounds, 128 rhythm demonstrations, to meet the function of playing more instruments and different styles of music, while pointing out the keyboard drum function, to achieve the drum on the keyboard.● Large energy, let the music keep running2000mAh battery capacity, USB charging / power supply; sustainable performance for 15 - 20 hours under full power.