Gigastone 4GB High Speed SDHC Memory Card, Prime Series, Compatible with Photos, Videos, Music, Voice Files, Camcorder, Camera, PC, Class 4, with 1 Mini Case : Amazon.co.uk: Computers & Accessories
Kingston SD4/4GB 4 GB Secure Digital High Capacity Class 4 Card with Exclusive 6-Way Jewel Case Bundle (Case Holds One Of XD, CF, SD, MMC, Memory Stick or SM) : Amazon.co.uk: Computers