Yes. Please contact Guangzhou Gisen Audio Equipment Factory Customer Service if you have problems in power amplifier installation. Our company strives to offer the best after-sales and technical support. Providing worldwide service and technical support through an extensive network of offices and service centers, we guarantee that customers get the service they need – whatever, wherever and whenever they need it. Also, we have a dedicated team of specialist service engineers with full in-depth product knowledge. And the standard spare parts usually available from stock allow us to make fast and reliable responses all the time.

Gisen Audio is now a world-renowned brand specializing in the production of music amplifier. Gisen Audio's power amplifier series contains multiple sub-products. The creation of Gisen Audio toroidal transformer amplifier is in compliance with both national and international standards, such as GS mark, DIN, EN, RAL GZ 430, NEN, NF, BS, or ANSI/BIFMA, etc. It is designed with short circuit and overheating protection to safeguard normal operation. The product is reliable in high quality and performance.

The service accomplishments of we needs to be achieved by professional staff. Welcome to visit our factory!