Connections: 4× USB 2.0 external / 1× USB 2.0 internal / downward-compatible with USB 1.1
Features: Specification according to UL-2725 / Automatic IRQ addressing / USB 2.0 (downward-compatible with USB 1.1) / internal high-voltage protection / Plug & Play function / ROHS-compatible, FCC, CE
OS compatibility: Windows ME / Windows XP / Windows Vista (32-bit/64-bit) / Windows 7 (32-bit/64-bit) / Windows 8 (32-bit/64-bit) / Windows 8.1 (32-bit/64-bit) / Windows 10 (32-bit/64-bit)