USB Connector - USB form factor plugs into laptops and desktops with a Type A USB port. * Micro-SD Slot - Utilize high-capacity removable memory storage up to 32 GB with a microSD card (sold separately). * Dual Network Coverage - Works seamlessly across DataJack"s Broadband Network to keep you covered. 3G Access from Home, Work, School, Anywhere. Service Status Indicator (LED) that shows you service and data modes.