Indoor rowing is a training or fitness for the purpose to simulate water rowing sports equipment. Indoor rowing competitions have become a professional competition in Europe and America. The indoor rowing machine is also commonly called a dynamometer, which measures the power consumed by the athlete during exercise. [1] Early rowing machines were mostly used for athletes' training. The representative brand was Concept 2. However, due to the volume and sound of the action (wind resistance), it was not easy to popularize in general households.