Features: brand new and high quality The standard 3.0 connector provides excellent electrical conductivity, which makes high-speed data transmission fast and quasi-interface adopts a header design, which is beneficial to protect the USB interface and is durable All wire cores are made of high-quality tinned oxygen-free copper, which increases the signal transmission surface, resists oxidation, and has a service life 50 times longer than ordinary products. The USB 3.0 specification and power supply have high efficiency and low power. It can provide up to 900mA of power per USB port to ensure that the connected device can get enough power. The latest USB3.0 technology provides an extremely fast transmission rate of 5Gbps! Support two-way data transmission, backward for USB2.0/1.1 Support USB 3.0 (5Gbps), for USB 2.0 (480Mbps) and USB 1.1 (12Mbps) specifications. The wire is made of aluminum foil and double-layer shielded by woven mesh, which has for stronger anti-interference ability and more stable signal transmission. The unique signal wire twisting method is adopted to increase the stability of signal transmission. Exquisite workmanship, full materials, multi-layer shielding anti-interference, to ensure fast signal transmission, common screw holes for desktops and notebooks Use range: family, study, living room, bedroom, office, business, conference, education, entertainment, etc. Specifications: Material:PVC Color :Black Size1: Approx.17.5x27x4.5mm/0.69x1x0.18inch Size2: Approx.14.3x15x27mm/0.56x0.6x1inch Note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1PcxMale to Female Extension Cord