CHUANGIE Ultra-Thin 4-Port USB 3.0 Hub/Cable - Data Hub With Power Interface - Deconcentrator for iMac, MacBook/ Pro/ Air, Mac Mini and More, Black More Ports: Turn one of your computer's USB ports into four. SuperSpeed Data: Up to 5 Gbps data speeds let you transfer an HD movie in seconds. Ultra Portable: About an ounce in weight and super small, making it easy to grab and go. Extra Durable: Cable reinforcement, sturdy exterior and heat-resistant connectors ensure ultimate durability. What You Get: CHUANG Ultra Slim 4-Port USB 3.0 Data Hub, enjoy high grade!