1: akg (Chinese trademark: AKG) is one of the most famous brands in the audio field and one of the four largest earphone manufacturers in the world. The three letters AKG represent professionalism and sound quality. AKG relies on microphones, headphones and communication equipment to survive, and its good sales performance proves the correctness of this decision to the world. AKG's most famous products in the field of professional audio are professional headphones and microphones. In the past 60 years, AKG has designed and produced more than 65,438+000 kinds of professional earphones for different purposes, including communication earphones, professional monitor headphones earphones, TV audio earphones, mono earphones, four-channel earphones, infrared wireless headphone earphones and cinema surround sound earphones. 20 16, 1 1 were acquired by Samsung, thus becoming Korean brands.

2. Tiesanjiao is a Japanese electronics company founded in 1962. The main business is the research and development, production and sales of various audio-visual equipment such as microphones, headphones, wireless systems and household appliances. In China, it is often called the headset manufacturer.