[Color Screen Display]:The mini theremin musical module adopts a clear color screen display,is intuitive and easy to use,clear display of waveform,time frequency and volume,easy to understand [Multiple Adjustable Voices]:The electronic instrument can provide more than 70 sound options,including more than 20 traditional Chinese ,rich timbre selection to meet different needs [Built In Speaker]:The mini musical instrument is built in speaker and supports a headphone connection.The built in speaker brings instant performance experience,and automatically turns off after connecting headphones.Type C interface powered,convenient to use [Compact Size]:Compact and portable mini theremin electronics kit with detachable antennas,comfortable to hold and play,easy to store and carry,enjoy music fun anytime [Music Lover Gift]:The electronic instrument is also equipped with pitch indicator and corresponding piano display,which helps beginners master instrument playing skills more easily,is a nice gift for music lovers, Weight: 0.44753839186 pounds, Manufacturer: QLECXZI