What grade is the charm g9 sound card?

High end. Charm g9 is the most stable mid-to high-end brand at the same price. Microphone with built-in Cannon interface can directly link 48v and its own 48v phantom power supply. Charm G9 can be directly connected to the mobile phone. Charm brand is a patented brand registered by Shanghai Charm Electronic Technology Co., Ltd., and has national patents and other certificates. Charm Technology is a large-scale digital product high-tech enterprise integrating design, research and development, production, sales and service.