The HDR-PJ810 supports an SDXC memory card which is better than the SDHC memory card supported by most camcorders that have been available for around the same time as it. In addition, this Sony video camera support MS PRO Duo, MS Pro-HG and MSXC and SD memory cards. 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 actually the best supported memory card type across all big sensor size video cameras that came out more than two years ago.
Across similar types of camcorder the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.