Warranty Service - Online Technical Support,Please kindly contact us if you have any problems about the USB wireless network adapter we will respond to your issue within 24 hours. Works with any wifi routers - By using AC600 usb wireless network adapter, you can upgrade your Desktop, Laptop, PC to work with the latest AC dual band wifi router for faster speed and extended range. USB Wifi Dongle supports Soft-AP function - Wireless USB wifi adapter with Soft-AP mode can turn a wired internet connection to a PC or Laptop into a Wi-Fi hotspot,which offer wifi signal to your mobile devices.Our usb wifi adapter can help you connect the wireless even when signals are weak. Easy Setup - Installation step in PC Compture: 1) First install the driver from CD ( included in the package ) 2) Install the Driver and 3) Plug it in 4) Go enjoy the fast wifi. If the CD can not be used, please contact us via message. Wide Compatibility -USBNOVEL WiFi Adapter Perfect for PC Laptop Desktop,Support Windows XP / 10 / 8 / 8.1 / 7 / Vista ( Plug and Play for Windows 10 ) / Mac OS 10.6 -10.15.3 ,Wireless Standards IEEE 802.11 a/b/g/n/ac. Compact Design - Innovative mini size usb wifi adapter,compact design is convenient to carry for mobile users, you can just plug it into the usb port, and take it everywhere and no space occupation. High Speed Dual Band - Enjoy ultra fast 5GHz with 802.11ac,WiFi Adapter Up to 5GHz 433Mbps or 2.4GHz 150Mbps,the newest and most powerful wifi technology - 3 times faster than wireless N speeds.Dual band reduces interference for better connections to more wireless networking.5G wifi is ideal for online gaming and seamless HD video streaming.