High-Resolution Display: The Color Screen Display Of Mini Theremin Electronics Kit Allows For Clear Representation Of Waveforms, Time-Frequency, And Volume Levels, Making It Easy To Use And Understand. Diverse Sound Selection: With Over 70 Sound Available, Including More Than 20 Traditional Chinese Instruments, This Device Is Perfect For Anyone Who Loves Playing Music Or Wants To Explore Different Cultural Sounds. Built-In Speakers And Detachable Antenna: In Addition To Being To Connect To Audio Devices Such As Headphones, This Theremin Musical Instrument Features Built-In Speakers That Automatically Turn Off When Connected To External Audio Equipment. The Detachable Antenna Is Also Convenient For Storage And Easy Access. Compact And Convenient: The Small And Delicate Design Of This Electronic Musical Instrument Makes It Easy To Hold And Play With. It Can Be Using A Type-C Interface, Which Allows For Convenient Charging On-The-Go With A Portable Battery. It Is User-Friendly And Offers For Its Price. Pitch Indicator And Piano Display: This Multiple Voices Toys Has A Pitch Indicator And Corresponding Piano Display, Making It Easy For Users To Stay On Key While Playing. It'S Perfect For Beginners Who Want To Learn How To Play The Piano Or Any Other Instrument. 1. Maximum Power Per Channel: No Power Supply 2. Model: Mini Theremin Electronic Kit Tips: 1. Because The Antenna Is Very Small, You May Feel That The Piano Is Not Sensitive Enough. You Can Buy A Antenna (3.5mm), Or Attach The Antenna To A Metal Sheet Or Rod To Increase The Control Range, Or Simply Press The Metal B Onto The Antenna. 2. Five Minutes After The Instrument Is Turned On, The Pitch Control Will Be Relatively Stable. Note: Different Batches May Have Differences In Product Appearance, Color, And PrintedCharacters, Which Will Not Affect The Use Material: ABS colour: As Shown Package Contents: 1 x Mini Theremin Electronic Kit 1 x Data Cable 2 x Antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.