statement and conclusion

Most of hifi fans in Hong Kong focused on audio products imported from Europe, America and Japan in the past. But in fact ，With the development of economy and the progress of information technology ，the quality and performance of audio digital  product made in china can already compare with them, a new market space has been opened. Just like CEN,GRAND, a brand only has 10 years old, located in ShenZhen,  had been manufactured a lot of products with great concern by market. Among those products , a media player has already become their classic design which use Cirrus Logic and Philips scheme ,  has multi-channel and dual-channel architecture simultaneously . Later multiple sets of DAC products such as DSDAC1.0 has also received high attention from market. 

With the personal audio system becoming the mainstream，CEN,GRAND seized the opportunity to release several DAC/earphone products, with prices ranging from several thousand HK$ to more than 10000 HK$ , each with its own characteristics. After using 9i-92SA III which has been improved three times, I found that it can meet the most stringent requirements of users, so you don't need to be interested in the flagship product 9i-906 which has multiple interfaces. Because the 9i-92sa III is so amazing and admirable, users saw the absolutely extraordinary advantages of domestic products.

Subject of this paragraph ： 9i-92SA is a really domestic audio product with hi-end design. It can challenge similar foreign products . It uses many high-end devices regardless of cost，especially in power supply.

Subject of this paragraph ： This paragraph introduces the internal design and functions.

Subject of this paragraph ： This paragraph is about the listening experience and the final conclusion