What grade does Tianbao Audio belong to?

High-end grade. According to China brand network official website, Tianbao Audio belongs to high-end grade. Jiangsu Tianbao Automobile Electronics Co., Ltd., formerly known as1Xuzhou Xugang Electronic Enterprise Co., Ltd., established in September 1986, is the earliest automobile electronic brand in China, and its "Tianbao" brand car audio has been rated as a famous brand product in Jiangsu Province for many times.