via this auction, also on eBay
Warm tips1. Because the antenna is small, you may feel that the piano is not sensitive enough. You can buy a large antenna (3.5mm), or connect the original antenna to a metal sheet or metal rod to increase the control range, or directly press the metal block on the original antenna.
2. The pitch control will be relatively stable after the instrument is turned on for 5 minutes.
Features
Variety of function settings: It is equipped with a color screen display, which can display the waveform/time frequency/volume, as well as a pitch indicator and a corresponding piano pitch display, and various function settings can be realized through the panel keys.
Many Voices: There are more than 70 kinds of voices for you to choose from, including more than 20 kinds of traditional Chinese national musical instruments. It's extremely playable and perfect as a gift for a friend.
Self-contained speakers and pluggable antennas: In addition to connecting to audio equipment such as headphones, it can also play sound through the speakers that come with the host. When the audio device is connected, the external speakers will be automatically turned off. The equipped antenna can be unplugged, stretched and retracted, and it is very convenient to store.
Small appearance, easy to charge: The overall appearance is small and exquisite, easy to hold and play. Powered by Type-c interface, you can play anytime and anywhere by plugging in the power bank. It is very convenient to use and has a high cost performance.
Parameter:
Dimensions: 98*70*16mm/3.86*2.76*0.63in
Net Weight: 107g/0.24lb
Package Weight: 300g/0.66lb
Packing List:
1* Theremin
1*Type-c USB cable
2*Antenna
