300Mbps USB Wifi Adapter Dongle WIFI Transmitter Receiver Plug Portable Hotspot for Desktop Laptop (Black) Excellent Quality USB Wifi Adapter/Dongle WIFI Transmitter Receiver Plug Portable Hotspot for Desktop, Laptop and Mac. Plugs into desktop orlaptop's USB ports allowing you to connect to a wireless network inthehome, office, or a public place. Compatible with any 2.4Ghz wireless G/N routers with maximum connection speed of up to 300mbps. With 2dbi antenna for increased and inproved signal coverage. Supports WIN XP / VISTA / WIN7 / LINUX / MAC OS Operating Systems. Supports both infrastructure and ad-hoc operating modes. Supports WIN XP / VISTA / WIN7 / WIN 8 / LINUX / MAC OS Operating Systems. Supports both infrastructure and ad-hoc operating modes.