Connect to the internet on the go with this Wireless USB Aircard from Sierra Wirelss. This portable modem allows you to tap into a GSM or 4G LTE network simply by pluging into a USB port. This device can connect to 6 frequency bands for full international coverage. The Sierra Wireless USBConnect Momentum is compatible with Windows 7, Vista, XP, and Max OS X ersion 10.4 or later.This device requires a data plan for activation. Please contact your cellular provider for details.