Tripp Lite USB 2.0 to DVI/VGA Dual/Multi-Monitor External Video Graphics Card Adapter, 128 MB SDRAM, 1080p @ 60hz (U244-001-R) Type: USB 2.0 Type: Others Connector Number: 1 Connector Detail: Connector A: USB MINI-B 5-PIN (FEMALE) Connector B: DVI-I (FEMALE) Specifications: System Requirements: USB 2.0 port VGA or DVI monitor A computer running Windows 2000 or later; or, an Intel-based Mac running OS X 10.4 or later. Power PC-based Macs are not supported.