Warranty : 1 Year Features : Convert USB-C to Gigabit Ethernet LAN port Gigabit Ethernet provides a stable connection and faster data transfer speed Support IPv4 / IPv6 network Full-duplex, automatic flip, and flow control Support power management Remote wake-up function, and Gigabit network power automatic adjustment. LED indicator - indicates the status of the Ethernet connection. Best for Ultrabooks and the new MacBook. System requirement: Windows 7/8/8.1/10, MacOS 10.8 and above, Linux, ChromeOS, Android, iOs.