We are convinced of the quality of toroidal transformer amplifier. However, we welcome customers to forward questions, which will help us to do better in the future. Speak to our after-sales support, and we'll address the issue for you. Every compliance is significant to us. We endeavor to present satisfying answers to our customers.

Guangzhou Gisen Audio Equipment Factory targets at growing into a music amplifier manufacturer known to the world. professional power amplifier is the main product of Gisen Audio. It is diverse in variety. The epitaxial wafers of Gisen Audio homemade sound amplifier are cut in good shape in a vacuum environment by using the professional cutting machine. It is designed with short circuit and overheating protection to safeguard normal operation. The product meets the highest quality and safety standards.

Gisen Audio ​​is fully committed to high quality products and good service. Please contact.