TP-Link UE330 is a 3-port USB 3.0 hub with 1 extra Gigabit Ethernet port , no power adapter needed. Plug & Play for MacBook, Mac Pro/Mini, iMac, XPS, Surface Pro, Notebooks, Desktop PCs, USB Flash Drives, Mobile HDD, and More With TP-Link UE330, you can now transfer data at up to 10 times the speeds of the older USB 2.0 standards. Speeds of 5Gbps are a vast improvement over USB 2.0’s 480Mbps top speed. It is also backwards compatible, allowing you the capability of using USB 2.0/1.1 products if need be. Please Note: 2.4Ghz wireless devices, such as wireless keyboard and mouse adapters, may not work in close proximity to USB 3.0 devices or hubs. Connecting to a USB 2.0 port is recommended. The USB ports are intended for data transfer. They only provide a minimal 0.5A charging output. Interface Available: 3 USB-A 3.0 Ports, 1 Gigabit Ethernet Port, 1 USB-A 3.0 Connector See more

TP-Link has been Ranked as the world's no. 1 provider of WLAN products for the past consecutive 7 years by IDC. In 2017. Industry-leading free Lifetime 24/7 technical support and a 2-year warranty. Compact and light design makes UE330 an ideal laptop network adapter on the go with your trip. Plug & play, Works perfectly with devices running with Windows XP/Vista/7/8/8.1/10/11, Mac OS 10.6-10.15, Linux OS and chrome OS. Instantly add 3 USB 3.0 Ports to any compatible devices. And support 10 times faster data transfer rate than USB 2.0. Backward compatible with USB 2.0/1.1 devices. USB 3.0 to Gigabit Ethernet Adapter enables you to turn your laptop's USB port into a RJ45 Ethernet port to enjoy stable network connection.