2pcs USB 3.0 up down Male to Female Extension Adapter Combo Upward and Downward 90 degree Right Angle USB 3.0 Super-speed Connector Adapter(BLACK) Comes with 1 Pair USB 3.0 Upward and Downward Adapter. 90-degree angle USB head extension.Advantages: adopts plastic, alloy and brass as raw material. Perfect for those tight spaces behind your computer, TV, DVD player, or any object near a wall. Super Speed USB 3.0. Supports Super speed data transfer rate of up to 5 Gbps. Supports Windows 200Gbps(480MB/s),Support data bidirectional transmission, synchronous transmission bandwidth can reach 384 MB/s./2003 / XP/Vista/Windows 7.Compatible with USB specifications 1.0, 1.1, 2.0, and 3.0.