SRX300 Services Gateway includes hardware (8GbE, 4G RAM, 8G Flash, power adapter and cable) and Junos Software Base (firewall, NAT, IPSec, routing, MPLS and switching). RMK not included.
SRX services gateway 210 "Enhanced" with faster CPU, 2xGE + 6xFE ports, 1xmini-PIM slot, 2GB RAM, 2GB FLASH, 4 ports of POE (50 W ac ross 4 ports). External power supply and power cord included.