StarTech.com 4 Port USB 3.0 Hub - 3 Dedicated USB Charging Ports (2 x 1A & 1 x 2A) - Wall Mountable - Metal - Powered USB Hub - USB Splitter Add 4 USB 3.0 hub ports plus 3 dedicated USB charging ports (7 total) to your PC or server through a single USB 3.0 connection Compatible with Lenovo Carbon X1 / MacBook 4 Port USB 3.0 Hub plus 3 Dedicated USB Charge Ports / USB 3.0 Hub w/ Charging Ports Metal USB Hub / Portable USB 3.0 Hub Wall Mountable USB 3.0 Hub for IT helpdesk or Tech Bench / Ideal for Ultrabook users with limited USB ports Add 4 USB 3.0 hub ports plus 3 dedicated USB charging ports (7 total) to your PC or server through a single USB 3.0 connection Compatible with Lenovo Carbon X1 / MacBook 4 Port USB 3.0 Hub plus 3 Dedicated USB Charge Ports / USB 3.0 Hub w/ Charging Ports Metal USB Hub / Portable USB 3.0 Hub Wall Mountable USB 3.0 Hub for IT helpdesk or Tech Bench / Ideal for Ultrabook users with limited USB ports USB 3.0 Hub for charging Smartphones and Tablets / USB Battery Charging Specification 1.2