Check the listing for details. MEM3800-256U768D 512MB Cisco 3825 3845 DRAM Memory RAM. Condition: New. Listed at 12.99 USD. MEM3800-256U768D 512MB Cisco Router 512MB DRAM Also known as MEM3800-512D Compatible with Cisco Router 3825, 3845 3rd Party. Guaranteed. Check out our listings for Flash memory. Warranty: Lifetime Replacement Warranty. Support: Email us through eBay or call us Toll Free at 1-800-634-4719. Payments: We prefer Paypal. If you wish to pay by credit card please call us Toll Free at 1-800-634-4719. Premium Quality: Brand name parts only-no unknown and overclocked parts. All memory modules made from major brand memory chips such as Micron, Samsung, Elpida, Hynix, Promos, Infineon/Qimonda. We do not use generic or OEM chips that are unreliable. Compatibility: Industry standard memory. Guaranteed 100% compatible. Experience: Memory expert since 1990. Exchanges and Returns: No hassle exchanges and refunds. Shipping: Quick shipping. Shipped in well padded envelope or box with antistatic packing. Normal 0 false false false EN-US X-NONE X-NONE