Small meetings and small trainings can be done. If large-scale training, a large number of people, may not be practical.

I recommend Philips mini projector.

1, a big brand, has won many professional awards in Europe.

2, the real built-in lithium battery, integrated body to achieve a real sense of miniaturization.

3, large projection screen, built-in speakers, perfect home theater.

4. The picture is lifelike, supporting all mainstream media formats such as video, photos and music, and the video supports 1080P.

5, rich and diverse interfaces, easy to connect Ipad, Iphone, smart phone? , daily multimedia devices, and built-in 2G memory, up to 32G? SD expansion card.

6. The service life is as high as 30,000 hours. If it is used for 6 hours every day, it can be used for as long as 13 years.

If you want to know about the product, just go directly to Youku Video or Tudou Video and search for "Philips Mini Projector". There are video introductions and many product models.

If the price is good, you can go to JD.COM, Taobao, Amazon and Yixun.