The specific screen projection operation steps are as follows:

1. Click on the fitness video first, and click on a sign in the upper right corner of the TV.

2. Then click to select the TV screen to be projected.

Jiamusi aerobics is a kind of unarmed gymnastics. Usually, you can listen to and exercise according to the matching music and action codes of gymnastics routines with the help of radio, MP3 player and other facilities, and you can also use TV and outdoor display screen.