Its chips are mainly divided into 9018,9028, and 9038, each of which is divided into a series. As the highest quality decoding chip in the industry, ES9018 supports up to 32bit, 192kHz sampling, I2S, DSD, SPDIF input, and with two mature USB modules, so that it can better solve the current people's USB high-definition digital audio player solution (24bit, 32bit, 192kHz). This chip is used by foreign audio companies with deep experience such as Weiss, Golden Throat, and Maijing Map, and is also used by domestic high-quality Blu-ray machines OPPO BDP-95 and BDP105.
There are also 9028 and 9038 as above. Among the top several chips with the Pro suffix, representing its highest requirements (of course, the price is much higher), that is, 9018pro, 9028pro, 9038pro.