The GY-HM150 supports an SDXC memory card which is better than the SD memory card supported by most camcorders of a comparable age and type to it. This JVC camcorder also supports an SDHC 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 actually the best supported memory card type amongst all video cameras of this age and type.
A MicroSDXC memory card is the worst supported memory card type amongst similar types of camcorder.
SDHC cards are DS cards with a higher capacity of up to 32GB.