2x 256MB Memory Modules (512 MB total) for the Cisco uBR7200-NPE-G1, Spare
Cisco 2x 256MB Memory Modules for the uBR7200-NPE-G1, 0.5 GB
Cisco 2x 256MB Memory Modules for the uBR7200-NPE-G1. Internal memory: 0.5 GB