Warranty: 1 Year Features: High performance with fast transmission speed Plug & play 4-port USB 2.0 hub Compatible with all mainstream USB devices USB 2.0 interface with speeds up to 480Mbps (backward compatible with USB 1.1/1.0) Inbuilt hub controller IC, no driver required Technical Specifications: Item: 4-Port USB 2.0 Hub USB Ports: 4 × USB 2.0 Working Voltage: 5V Working Current: 500mA Color: Black Material: Polycarbonate (PC) Weight: 60.37g Dimensions: 71.15 × 39.52 × 14.50 mm Cable Length: 1.5m Transmission Speed: Up to 480Mbps