Na nso nso a, Headone Co., Ltd., onye Korea nke IECHO, sonye na DONG-A KINTEX EXPO nwere igwe TK4S-2516 na PK0705PLUS. Headone Co., Ltd bụ ụlọ ọrụ na-enye mkpokọta ọrụ maka mbipụta dijitalụ, site na ngwa mbipụta dijitalụ ruo ihe na inks.N'ọhịa nke mbipụta dijitalụ ...
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