Guangzhou Gisen Audio Equipment Factory will work with you to make it right! If you receive a defective, incorrect or incomplete music amplifier, please call our customer service team as soon as possible. Typically, if damaged or defective parts and products are covered by our warranty, we will arrange for a replacement or repair of your item, and we’ll take care of any shipping or postage costs you may incur. Make sure you follow the stated returns policy and we will provide notice of the problem by e-mail and then follow up with letters via fax or regular mail.

As a modern enterprise in this society, Gisen Audio offers the first-rate home theatre power amplifier with competitive price. power amplifier is one of Gisen Audio's multiple product series. Gisen Audio 4 channel dsp amplifier meets the regulations of the Administration of Power Supply. It has been tested for voltage fluctuation and current, and the test proofs that it runs safely and stably in the power supply system. The product is characterized by excellent ultralow frequency protection. we has strong ability to produce finest professional power amplifier. High-current power stability is provided by the product.

We will practice sustainable development from now till the end. During our production, we will try best to reduce carbon footprint such as cutting wastes discharge and fully utilizing resources.