1. HS-501 5G ??? ??? Ag ????
2. HS-501 5G ??? ?? ???? Ag ????
???? ??? ??, ???? ?? ??? ??? ??? ???? ??? ??? Ag ???? ???. ??? ?????? ????? ??? ???? ?? ???? ?????. . ???? ????? ????, ???? ?? ???? ???? ,??? ???? ???? ?????. Pb, Cd ? ????? ???? ????.( Rohs 2.0??? ??)