It is a promise of Guangzhou Gisen Audio Equipment Factory that the users will know how to operate sound amplifier once they see it. Detailed instruction is offered. This is a way for the users to learn how to operate it. The after-sale service team is always online to answer the questions.

Serving as a large scaled manufacturer for top 10 power amplifiers, Gisen Audio ranks top in China. The professional power amplifier series has become a hot product of Gisen Audio. The optical lens of Gisen Audio music amplifier is developed under times of investigation by our R&D team. By adopting the latest optical lens processing equipment, the performance of the lens has been greatly improved. Its control knob comes with easy adjustment. Our strict quality control procedures ensure that our products are of good quality. The product is characterized by excellent ultralow frequency protection.

our team regards innovation as the source of further development in top 10 power amplifiers. Contact us!