STARTECH.COM ADVANTAGE: IT professionals choice for over 30 years; This 4 Port USB 3.0 Hub is backed for 2-years by StarTech.com, including free 24/5 North America based multi-lingual tech support FAST CHARGE SUPPORT WITH BC 1.2: Charge up to 2.4A (12W) on any port up to 20W maximum shared between all connected devices using included external 5V 4A universal power adapter (NA/JP, UK, EU, AU) SPEEDS UP TO 5Gbps: USB 3.0 SuperSpeed 5Gbps (USB 3.1 Gen 1 / USB 3.2 Gen 1) shared with all downstream devices; supports thumb drives, data storage devices, keyboards, mice, web cams, headsets WIDE OPERATING SYSTEM COMPATIBILITY: USB expansion hub has driverless setup & supports major operating systems including Windows, macOS, Linux, iPadOS, Chrome OS & Android; Compatible with USB 2.0/1.1 4 PORT POWERED USB 3.0 HUB: USB 5Gbps Type-A host laptop to 3x USB-A & 1x USB-C port; Portable/Desktop USB hub supports USB Bus or Self Powered (power adapter incl); attached 5.7″ (14.6cm) USB-A cable.