TP-Link Wireless High Gain USB Network Adapter External Powerful Antenna:High Gain Long-Range 2dBi Antenna can help you connect even when signals are weak High Speed: Up to 600Mbps Wi-Fi speeds on 5GHz (433Mbps) or 24GHz (150Mbps) bands; Performance to reduce freezing and lags when streaming and gamingUltra-fast AC600 wireless adapter speed with 802.11ac Industry Leading Support: 2-YEAR WARRANTY AND FREE 24/7 TECHNICAL SUPPORT; If you have any problems when using, just contact us and we will Give You A Replacement or Refund Unconditionally; JD Power Ranked TP-Link "Highest in Customer Satisfaction for Wireless Routers in 2017" Works With Any WiFi Routers: By using AC600 wireless adapter, you can upgrade your PC/laptop/Mac to work with the latest AC WiFi router for faster speed and extended range Compatibility: Windows (XP/7/8/8.1/10) - Mac OS (10.7~10.13) - Linux Kernal (2.6~3.16)