Panasonic 16 GB High Speed 22MB/s SDHC Class 10 Memory Card RP-SDW16GU1K AVCHD Full HD video data written on a new Gold series card can be transferred to a PC approx. 40% faster when compared to the current Class 4 card Up to 22MB/sec transfer rate Write large amounts of data until the card is full without writing stop Ideal for large volume data recording and transmission in high definition applications Class 10 speed specification: guaranteed 10MB/sec transfer rate