The Cisco PIX-501 VPN 4-Port Firewall is a standard license device designed for universal operating systems. This OEM hardware unit from Cisco features a compact design with dimensions of 7.5" in length, 1.5" in height, and 6" in width. It includes a power supply adapter and is designed for use with one device. The firewall supports English language and is manufactured in Mexico. Perfect for enterprise networking and server security, the Cisco PIX-501 VPN 4-Port Firewall provides reliable protection for your network.