The Panasonic HX-WA2 supports an SDXC memory card which is better than the SDHC memory card supported by most big sensor size video cameras that came out around the same time as it. In addition, this video camera supports an SD memory card. SDXC cards are SD cards but with a much higher capacity and faster processing speeds. They have a maximum capacity of 2TB (Terabytes).
This camcorder's memory card type (SDXC) is in fact the best supported memory card type across all video cameras that were launched around the same time as the HX-WA2.
The worst supported memory card type across comparable types of camcorder is MS Pro-HG.
SDHC cards are DS cards with a higher capacity of up to 32GB.