Cisco 2600XM Series 32 MB Flash Upgrade, MEM2600XM-16U48FSPart Number- MEM2600XM-16U48FSDescription- 32MB Flash Upgrade for Cisco 2600XM Series Routers (1 X 32 MB Flash)Manufacturer- Third Party VendorCompatible with- Cisco 2610XM, 2611XM, 2620XM, 2621XM, 2650XM, 2651XM