Where to get help if stereo amplifier gets problem during the use?
Please stop using stereo amplifier immediately and contact us for effective solutions. In relates to the working performance of the products, we will assign our professional after-sales employees to tackle the problems posed by customers. Our after-sales team is professional and acquires a deep knowledge of every series of our product and their performance as well. If we confirm that the error occurred on the product is caused by unintentional damage, and also the product is under the warranty, we would be glad to be responsible for repairing or replacing a product to you.
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As a modern enterprise in this society, Guangzhou Gisen Audio Equipment Factory offers the first-rate home theatre power amplifier with competitive price. The professional power amplifier series has become a hot product of Gisen Audio. The tests for Gisen Audio 4 channel dsp amplifier cover a few aspects. They are mainly electric leakage, overload, PCB performance, overvoltage, and insulation tests. OEM/ODM service is available for the product to meet demands for color and size. This product does not contain toxic substances such as aluminum gallium arsenide, which is harmful to the respiratory, renal and reproductive systems. The state-of-art engineering reduces signal interference effectively.
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Our company shows responsibility and sustainability. We put efforts to track energy and water consumption in our manufacturing sites and make improvement.

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