So as to prolong the lifespan of every audio amplifier, Guangzhou Gisen Audio Equipment Factory constantly keeps in contact with all the implemented projects to fix any problems customers may experience. To guarantee the best outcome, our firm has a group of trained and licensed technicians that handle each job in a professional way to turn the job to a reality that exceeds customer expectations. Our efficient and effective after-sales service staff will be on hand to help you.

Gisen Audio has received more and more compliments for its finest quality power amplifier. Gisen Audio's top 10 power amplifiers series are created based on unremitting efforts. The materials of Gisen Audio homemade sound amplifier must go through various kinds of tests. They involve fire resistance testing, mechanical testing, formaldehyde content testing, and stability testing. It is designed with short circuit and overheating protection to safeguard normal operation. we is offering an assortment of quality-approved product. Attention has been paid to the circuit layout for safe operation.

As a developing company, our team aims to be a pioneer in music amplifier industry. Get price!