EarFun Air Pro 4 ANC Wireless Earbuds

The EarFun Air Pro 4 (Model TW600) is a flagship pair of active noise-canceling (ANC) wireless earbuds. The product is designed and marketed by EarFun Technology, a brand that focuses on delivering high-quality audio equipment at an affordable price point. The technical markings on the charging case, such as FCC ID 2AVIT-TW600L/R and the JGDT JAPAN mark, indicate its compliance with international wireless and safety standards for the US and Japanese markets.

Manufacturing takes place in China, as indicated by the 'Made in China' label on the case. EarFun has gained significant recognition in the global market, receiving multiple awards from tech publications and industry bodies like the VGP in Japan for its audio performance and value. The brand is managed by EarFun Technology (HK) Limited, based in Hong Kong, which oversees its global distribution and design processes.