Spigen USB Ethernet Adapter USB 3.0 to Gigabit Ethernet Adapter Supports Speeds up to 10/100/1000 MBPS, USB Network Adapter for Windows, Mac OS X, Linux, MacBook, Chromebook and More Supports Windows (32/64 bit) 10 / 8 / 7 / Vista / XP, Mac OS 10.5 or higher. USB 3.0 supports speeds of up to 10/100/1000 Mbps ethernet. Also Backward compatible with 2.0/1.1 standards. Supports crossover detection, auto-correction and Wake-on-LAN (WOL). Support Microsoft AOAC (Always On Always Connected) and Wake-on-Lan features. Supports full duplex operation with IEEE 802.3x flow control and half duplex operation with back-pressure flow control. No external power adapter, wires, or cables needed. Completely powered via USB and LED lights display when it's functioning.