TDA produces Voice control modules, SPKs and some electro-acoustic components.

TDA was established in 2002 and has 4 factories which produce electroacoustic components and injection molding parts. The products are in acoustic field which include VCM(voice control modules), sensors, AVAS, speakers and buzzers. The products are used in home appliances, automobiles, medical machines and other industries. The main customers are B/S/H/, Panasonic, GEA, Arcelik, Haier etc. TDA has its own mold workshop which is capable of designing and developing a variety of molds and production equipment. TDA has self-supporting import and export rights, and its products are mainly exported to Europe, North America and Japan. The company is currently implementing QMS of IATF16949 and ISO13485. All products meet the EU RoHS and REACH standards.