Where is the Rambler and what grade does the Rambler belong to

Founded in Beijing in 1996, edifier enterprise has been focusing on the research and development of audio technology and product application for many years, and has now developed into a high-tech enterprise and industry leading brand with professional multi-class audio and home audio as the core products, and is famous for its exquisite electroacoustic technology, well-known brand, fine management, sophisticated manufacturing technology and product quality.

Founded in May 1996 in Beijing, China, the Group moved overseas in 1998 and has now developed into a multinational group company. ADFA is one of the earliest professional manufacturers of wooden active speakers in China, and one of the first audio manufacturers to successfully explore the international market.

The Edfa Group now has 3 companies (Edfa Enterprises in North America, Edfa High-Tech Center in Beijing, and Edfa Electronics in Argentina in South America) and two production bases (located in Beijing and Shenzhen, China). Headquartered in Vancouver, Canada, it is responsible for the group's strategic research, product planning and R&D. The group has 2,000 employees and a plant of 100,000 square meters, and has formed a large-scale production base integrating product research and development, injection molding, oil injection screen printing, wooden box manufacturing, electronic assembly, and speaker development and production, with an annual output of 6 million sets of speakers.

The group's own brand "Edifier" (the international trademark is EDIFIER) has become synonymous with high-quality multi-class speakers and home audio, and has a high reputation and good reputation in the industry.

In just a few years since its establishment, Edfa Group has grown rapidly and is now among the world's leading audio manufacturers. It has created a miracle in the history of the development of many loudspeakers in the world. Edifier belongs to all mankind, she integrates the wisdom of Eastern and Western human beings, just like Edward's design concept Digital Audio Art (audio art in the era of digital entertainment), the product is not a cold physical object, but a living technology art.

Edfa's goal is to be one of the best and most distinctive audio manufacturers in the world.

Questioner's evaluation of the answer:

Thanks for the wonderful answers.

Edifier Bluetooth headset is a mid-to-high-end audio.

Edifier is a very well-known brand, and the quality of his products are well-known, the quality is very good, and the cost performance is also super high, it is a very good high-end audio.

Founded in Beijing in 1996, edifier enterprise has been focusing on the research and development of audio technology and product application for many years, and has now developed into a high-tech enterprise and industry leading brand with professional multi-class audio and home audio as the core products, and is famous for its exquisite electroacoustic technology, well-known brand, fine management, sophisticated manufacturing technology and product quality.

The main product of the Edifier is headphones; Audio; outdoor audio; Bluetooth headset; outdoor audio; Speakers; Bluetooth speaker; subwoofers; trolley speakers; High-power audio.

Precautions for Edifier Bluetooth headphones:

1. Keep the headphones and mobile phone on the same side of the body as much as possible.

2. Avoid putting your phone in your bag. In general, canvas bags will create less hindrance, and leather bags or briefcases will create more obstacles.

3. In case of similar interference, you can delete the Bluetooth device in the mobile phone, turn off the mobile phone, restart it, and then pair it with the Bluetooth headset again.