The 20mm speaker unit uses NdFeB with the best performance, which is small in size, high in power and wide in frequency range under the same magnetic flux. At present, many headphones basically use
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LAUNCESTON is a manufacturer and supplier of Die Casting BMW E90 Cornering Lamp Parts,headquartered in Shenzhen, China, specialising in plastic injection molding technology over 16 years and providing
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Ningbo Kaison Electric Appliance Co., Ltd: We're well-known as one of the leading commercial ice machine, ice cube machine, snowflake ice machine, crescent ice machine manufacturers and suppliers in
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