SanDisk 2 GB Extreme IV CompactFlash Card with FireWire Reader ( SDCFRX4-2048-901 ) Large 2GB Capacity w/Firewire Reader Read and write performance of 40MB/sec with ESP Technology Built to perform in the most extreme environments and temperatures&#8212;from -13 F to 185 F Durable, reliable and thoroughly tested&8212;temperature tested Priority toll-free technical support