As an alternative to PC Cards or ExpressCards, the USB720 Modem has been developed to be compatible with all devices supporting a Type A USB port. In addition to this expanded compatibility, the USB720 has the following great features – increased upload and download speeds, VZAccess Manager, a high performance, flip–up antenna, an LED service status indicator, and a small, compact and lightweight design that allows maximum convenience for wireless mobility. Rev. A capable* and Windows Vista™ capable.