Features:
128MB Removable Compact Flash Memory card for Cisco 1841 Router
The Cisco 1841 Modular Router ships as standard with 32 MB of removable Compact Flash and 128 MB of onboard synchronous dynamic RAM (SDRAM) memory to support deployment of concurrent services.
The maximum memory supported on the Cisco 1841 is 128MB Compact Flash and 384MB of Synchronous dual in-line memory module (DIMM) DRAM.