Feature:100% brand new and high qualityUB3.1 to 10/100/1000Mbps gigabit ethernetSupport All usb 3.1 power saving models.Support wake-on-lan functionSupport green ethernetSupport IEEE 802.3AZ(Energy effcient Ethernet)Support IPv4/IPv6 pack checksum offload engine(COE) to reduce DPU loadingDriver free、 support windows XP、 windows 7、 8 and Mac OS、LinuxCompatible For PC Laptop Tablet MacbookPackage Content:1X USB3.1 Type-C Network Adapter (NO Retail Box. Packed Safely in Bubble Bag)