The TZ 200 builds upon the TZ 100, delivering critical business continuity & flexibility through a host of advanced features. The TZ 200 adds critical failover capabilities that can provide 24x 7 access for optimal uptime, with support for USB (Universal Serial Bus)-based 3G & analog modem failover as well as box-to-box failover. With enhanced memory & processors, the TZ 200 runs 40% faster than the TZ 100, & incorporates ultra-fast 802.11n wireless (Wireless-N version). The TZ 200 offers distributed enterprises, small & medium-sized businesses, retail locations, & managed service providers powerful enterprise-class features, all at a low total cost of ownership. Sonic WALL Total Secure delivers the convenience of all-in-one network protection by combining gateway anti-virus, anti-spyware intrusion prevention, content filtering, firmware updates & 24X7 support onto a high-performance deep packet inspection firewall, creating a powerful, single security solution. Even before new threats begin to spread, Total Secure solutions are automatically updated with signatures that stop attacks before they can enter the network, ensuring around-the-clock protection. Total Secure provides complete network security against threats including viruses, spyware, worms, Trojans & more, yet it is simple to install & manage.