The PA-220 next-generation firewall safely enables applications and prevents modern cyber threats. Suitable for small organizations, branch offices and retail locations, the PA-220 desktop form factor brings you the same PAN-OS features that protect your largest data centers, including high availability with active/active and active/passive modes. The PA-220 provides you interactive visibility and control of applications, users, and content at throughput speeds of up to 500 Mbps. You get redundant power input for increased reliability, a fanless design for quiet operation, and solid state disks to remove any moving parts. The PA-220 also simplifies the deployments of large numbers of firewalls through the USB port. 500 Mbps firewall throughput (App-ID enabled) 150 Mbps threat prevention throughput 100 Mbps IPSec VPN throughput 64,000 max sessions 4,200 new sessions per second 250 IPSec VPN tunnels/tunnel interfaces 3 virtual routers 15 security zones 250 max number of policies.