Planet RS-21 KLMR User Manual page 71

Appendix G. Micro SD Card Compatibility
The following is the Micro SD Card recommended:
Transcend
SanDisk
SDHC class4 16GB
SDHC class4 32GB
SD class4 16GB
SD class4 32GB
SDHC class6 4GB
SDHC class6 8GB
SDHC class6 16GB
SD class6 4GB
SD class6 8GB
SD class6 16GB
SDHC class10 4GB
SDHC class10 8GB
SDHC class10
16GB
SDHC class4 4GB
SDHC class4 8GB
SDHC class4 16GB
SDHC class4 32GB
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Full HD Outdoor IR POE IP Camera
ICA-3250V