How about credentials for sound amplifier of Gisen Audio?
Guangzhou Gisen Audio Equipment Factory has numbers of certificates as proof that our company attaches great importance to quality and that we have sound amplifier checked regularly by a third party. For us, the confidence provided by these certificates is twofold: internally to management and externally to customers, government agencies, regulators, certifiers, and third parties. With these certificates, we want to become more professional and distinguish ourselves from other suppliers.
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Gisen Audio is a famous and professional manufacturer for toroidal transformer amplifier. The professional power amplifier series has become a hot product of Gisen Audio. Gisen Audio 4 channel dsp amplifier is precisely and strictly under monitor by our production team and third-party inspection institutions from product design to the finished product, so as to prevent any electrical leakage problems. The product undergoes a series of tests and proves to have high resistance to impact and friction. The product exceeds industry standards in performance, durability and usability. No matter there is a short circuit or long-time full-load working, it can quickly stop working for security.
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We hold the persisting view of power amplifier to guarantee the quality of the products. Call!

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