Most types of SD memory cards, should work and be compatible with the camera.
Some examples include:
* Lexar Professional 64GB Class 10 UHS-I U1 633X 95MB/s High Speed SDXC Memory Card
* SanDisk 32GB Ultra SD (SDHC) Card Class10 UHS-I - 80MB/s
* Hama 4GB High Speed Gold SDHC Card Class 10 - 15 MB/s
You can easily find other choices, from those brands 'Lexar, SanDisk, Hama, Kingston