Guangzhou Gisen Audio Equipment Factory may offer dsp amplifier certificate of origin based on your requirements. You should tell us about the requirements on the certificate of origin before the shipment. Then we will process this for you. Certificate of origin is a necessity in the international trade. It is always available.

Gisen Audio is a leader in providing quality products and services. Gisen Audio provides a wide range of professional power amplifier for customers. Gisen Audio home cinema amplifier has been tested by considering many aspects. They include toughness, friction, fatigue, vibrations, noise, reliability, and durability. Its cooling system made up of temperature-controlled fan can rapidly respond to dynamic environment change. The product meets the ever-changing needs of customers with its outstanding features. Its overload protection proves to guarantee long-term service life.

With the encouragement of customers, the our team brand will continue to improve customer satisfaction. Call!