Cisco SA 500 Series Security Appliances feature all-in-one security, including:

• Secure remote access to business information with a built-in stateful packet inspection (SPI) firewall and VPN capabilities.
• Increased security of remote access: With support for optional VeriSign Identity Protection (VIP), the Cisco SA 500 Series provides two-factor authentication and one-time-use password access control.
• Lower costs associated with deployment and management based on a single, easy-to-install, easy-to-use solution.
• Prevent security breaches from email threats or malicious websites that could lead to disruption of business-critical applications and services.
• Increased employee productivity by helping prevent spam, spyware, and inappropriate web browsing with the optional Trend Micro ProtectLink Gateway.
• Easy deployment and management: The embedded Security Appliance Configuration Utility offers comprehensive configuration and monitoring of all the services in a single application.
• Affordable service coverage: The highest level of performance and reliability to keep your business running smoothly. Check out Small Business Pro Service.

Compare models:  www.cisco.com/en/US/products/ps9932/prod_models_comparison.html