Sound amplifier warranty starts on the day of purchase and runs for certain time. If the product is defective during the warranty period, we will repair or replace it free of charge. For in-warranty repairs, contact our Customer Service to learn the specific steps. We will do our best to solve your problems. All implied warranties on the product are limited to the duration of this expressed Warranty. Some states do not allow limitation on how long an implied Warranty lasts, so the above limitations may not apply to you.

Excellent in quality of top 10 power amplifiers, Guangzhou Gisen Audio Equipment Factory has won customer's trust. The dsp amplifier series has become a hot product of Gisen Audio. Made of eco-friendly material such as polymethyl methacrylate or polycarbonate, Gisen Audio 4 channel dsp amplifier features environmental friendliness because its material can be recycled and reused. The anti-dust design of the product prevents it from attracting small articles. The well selection of raw materials are guaranteed in Gisen Audio to produce the power amplifier with the highest quality. Its cooling system made up of temperature-controlled fan can rapidly respond to dynamic environment change.

Cooperating with customers to promote top 10 power amplifiers manufacturing industry better is our wish. Get info!