KTK497TV-Y-RTK/H KTK497V-GR-RTK/H KTK497V-GR-RTK/PH KTK497V-Y-RTK/H KTK498S-RTK/P KTK498V-RTK/P KTK498V-RTL/P KTK-5 KTK-50 KTK5131E