For Guangzhou KAIXU Audio Equipment Co., Ltd, we'd love to refund the charge of the stereo power amplifier sample if customers place an order. Honestly speaking, the purpose of sending samples to customers is to help you try our product for real and know more about our products and our company, thereby, relieving the worries about the product quality or performance. Once customers are satisfied and willing to cooperate with us, both parties will gain huge interests as expected. A sample functions as a bridge that connects both parties and is a catalyst that boosts our cooperative relationship.

The outstanding manufacturing ability makes KAIXU stand out in the market. We have been focused on the R&D, production, and supply of high quality power amp for years. pa amplifier produced by is very popular in the market. KSA professional stereo amplifier is carried out by our talented designers who place emphasis on designing functional and stylish bathrooms and keep up with the latest trends in the sanitary ware industry. Its heat sink is made of pure aluminum, which dissipates heat effectively. This product is printed with premium and highly captivating colors, making the item stands out of the crowd. With bright and emotionally appealing colors, it is sure to win the heart of consumers. Featuring small total harmonic distortion, it causes no harm for users.

Our final goal is selling products in every corner of the world. We are making much effort in realizing it by cultivating the customer service team, improving our R&D capability, and developing more valuable marketing channels.