We take several measures to keep the rejection rate of Guangzhou Gisen Audio Equipment Factory class d power amplifier as low as possible. At present, we have achieved practical and effective outcomes. Almost all customers consider the product quality the first, so we pay extreme attention to the use of raw materials and the production process, so as to improve product quality. We pack the products with sturdy enough packages to ensure their "trip" the safest. Moreover, we try our best to provide customers with the most unforgettable and worry-free experience. Professional service including logistics tracking service is available in Gisen Audio. Once customers' expectation is met, we believe that the rejection rate will be very low or even down to zero.

Gisen Audio is China's leading home theatre power amplifier manufacturer. home theatre power amplifier is the main product of Gisen Audio. It is diverse in variety. our company 4 channel dsp amplifier has gone through strict assessments. It has been evaluated in terms of finite element stress analysis of components, fatigue analysis, load analysis, waterproof analysis, etc. It can function for a long period of time with sufficient power. The product, with long-lasting performance and good durability, is of the highest quality. It can function for a long period of time with sufficient power.

our company aims to become an international 4 channel dsp amplifier exporter. Get price!