Panasonic just introduced new Class 4 SDHC memory cards of 24GB (RP-SDP24GJ1K) and 32GB (RP-SDP32GJ1K), both dedicated for HD cameras.
With a maximum transfer rate of 15MB/s, the 24GB version should allow you to record three hours of video, while the 32GB version will let you shoot around four hours..
Available November 14th.
