DC adapter 1.2.5mm gold-plated DC plug + two magnet rings + UL2547 multicore shielding cable 2.Conductor: gold/nickel plated DC adapter1. 2.5mm gold-plated DC ... , ISO14001, TS16949 6. Certificate Authority: UL, CSA, VDE, CCC, ROHS 2.5mm gold-plated DC adapter + two magnet rings + UL2547 multicore shielding cable