Product size about : 9.8*7*1.6cm/3.8*2.7*0.6in Product color: As shown in the figure Product material:ABS+Metal product features: Integrated Speaker: This compact instrument features a built-in speaker for connecting headphones. The integrated speaker provides an instant playing experience and automatically turns off when headphones are plugged in. Powered by a Type C connector, it is user-friendly and convenient. Gift for Music Lovers: This electronic instrument comes with a pitch indicator and a corresponding piano display, making it easier for beginners to learn and develop their playing skills. It is a great gift for anyone who loves music. Vivid Color Display: The mini theremin module features a bright color display, which is user-friendly and clearly displays waveforms, time, and volume levels for easy understanding. Multiple Sound Options: This innovative electronic instrument offers more than 70 sound options, including more than 20 traditional Chinese instruments, providing a variety of timbres to suit a variety of preferences. Portable Design: The compact and lightweight mini theremin kit includes a detachable antenna, designed for comfortable playing. It is easy to store and transport, allowing you to enjoy the fun of music creation wherever you are. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1 pc Audio Theremin Musical Module Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia