The Panasonic SDR-T70 supports an SDXC memory card which is better than most video cameras of this age and spec. Most small sensor size camcorders that have been around for around the same time as it support 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 of this age and spec.
Across comparable 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.