Connectland Accessory Organizer for Galaxy Tab - Retail Packaging - Black Card reader and Hub for Samsung Galaxy 10.1", 8.9", 7.7" and 7.0" Memory card formats Supported: Micro SD; sdhc; SD MMC; rs MMC; One USB port Card reader and HUB for Samsung Galaxy 10.1", 8.9", 7.7" and 7.0" ^Memory Card Formats Supported: Micro SD; SDHC; SD MMC; RS MMC; ^One USB Port