Pre-shipment inspection (PSI) is one of the many quality control tests conducted by Guangzhou Gisen Audio Equipment Factory. This inspection is based on standard QC testing or on customer request. Based on these criteria and procedures, samples are randomly selected and defects are checked. For us, pre-shipment inspection is an important step in the quality control process and a way to check the quality of the audio amplifier before shipment.

Today, Gisen Audio has received much reputation because of its famous top 10 power amplifiers. Gisen Audio's professional power amplifier series are created based on unremitting efforts. This product achieves both rich functionality and superior quality. The product is sure to give entertainment a serious boost. Our customers tell us that this product seems to be durable and its quality is much better than any bedding they have bought before. It is designed with short circuit and overheating protection to safeguard normal operation.

The profound enterprise culture of Gisen Audio is beneficial to its development. Call now!