This Cisco MEM3800-128U256CF compatible 256MB (No Kit - 1 Piece) factory original Compact Flash is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by federal law to not affect or void OEM warranties.

• The easy-to-handle CompactFlash card has an enhanced data transfer rate of up to 167 MB/s
• The 256 MB memory card offers a simple and reasonable manner to enlarge your cellular device's onboard memory