It depends on the value of the sample. Generally, Guangzhou KAIXU Audio Equipment Co., Ltd will send free stereo power amplifier sample but the freight is charged by you. We always work with the most reliable courier company to deliver samples at an affordable price. Considering the long-term relationship development, we generally send free sample to customers with our good faith.

Depending on experience and manufacturing ability, KAIXU has gained an absolute leading position in the R&D and production of digital amplifier. stereo power amplifier produced by is very popular in the market. KSA pa amplifiers is manufactured by our professional workers who draw on their many years of know-how and experience in catalysis and materials science. Its low transient intermodulation distortion enables low error rate in signal transmission. With all these features, this piece of furniture will make people's life easier and provide them with warmth in spaces. Its lightweight design makes it convenient for movement and installation.

Our mission is to help customers create something amazing, a product that grabs the attention of their customers. Whatever customers make, we are ready, willing and able to help them differentiate their product in the marketplace. It’s what we do for every one of our customers. Every day. Inquire online!