The damaged music amplifier will be returned and quality ones will be re-supplied. We will find out the reasons for the damage. We have signed contracts with the forwarders, to guarantee the rights during the service.

As one of the dominant toroidal transformer amplifier supplier, Guangzhou Gisen Audio Equipment Factory integrates production, R&D, sales and service together. professional power amplifier is one of Gisen Audio's multiple product series. This product functions well. It not only produces stable light without flickering but also has a fast response to immediate opening and closing. Its overload protection proves to guarantee long-term service life. Customization service for our home theatre power amplifier is available. The state-of-art engineering reduces signal interference effectively.

Our mission is to establish strong relationships with all our partners and to ensure client satisfaction by the highest quality products.