USB 3.0 technology Ports: 1 x RJ-45, 1 x monitor stand port, 1x eSATA/ USB 2.0, 2 x USB 2.0, 1x DVI-D, 1x VGA, 1x DisplayPort, 1x Audio, 1x Microphone Includes 240W Power Adapter K-lock security slot Designed for Dell Precision Mobile Workstation 3510, 7510, 7710, M4700, M6700; see description for compatibility list