Works with DL489, DL429, DL429B, DL419, DL389B, DL379B, DL479, DL469, DM505, DM515, DM525, DM393, UTL291, UTLDM1, UTLDM2, UTL33T, DMEG3, IRT3
Fit industry standard input jacks
Standard test set when the current ones get damaged and are no longer usable