α User Guide (Printable PDF)
Page 376
.... We recommend backing up to 64 GB have been tested and proven to operate with corrosive substances present Do not attach a label on the memory card itself nor on a computer, etc. Help Guide Find How to Use Interchangeable Lens Digital Camera ILCE-7/ILCE-7R Memory card Memory card Card Type Indications in Help Guide...
.... We recommend backing up to 64 GB have been tested and proven to operate with corrosive substances present Do not attach a label on the memory card itself nor on a computer, etc. Help Guide Find How to Use Interchangeable Lens Digital Camera ILCE-7/ILCE-7R Memory card Memory card Card Type Indications in Help Guide...