Specifications: 100% brand new and high quality. Interface: 1 motherboard 20-pin head 2 USB 3.0 female ports USB 3.0 compatible with data transfer rate of 4.8 Gbps most faster than USB 2.0. Material: Plastic Electronic Component Type: A Female to 20 Pin Female Header Size: 5.0x3.0x1.0cm(approx). Color: Blue Package Content: 1 x USB 3.0 Connector