SIIG JU-NE0012-S1 USB 2.0 Fast Ethernet Adapter Changer Type: USB to Ethernet Specifications: Compliant with USB Specification, Revision 2.0 Supports full and half duplex operations Equipped with diagnostic LEDs Supports USB 2.0 hot-plug USB bus powered System Requirements: Desktop or notebook computer with an available USB 2.0/3.0 port Windows 7 (32-/64-bit) / Vista (32-/64-bit) / XP (SP3) / 2000 (SP4) Mac OS 10.4 or later Package Contents: USB 2.0 Fast Ethernet Adapter Driver CD User's manual Parts: 5 years limited Labor: 5 years limited