10 Pack SanDisk SD HC 16 GB Class 4 Flash Memory Card SDSDB-016G Retail - With Everything But Stromboli (tm) MicroFiber Cleaning Cloth Cards include security feature for protection of copyrighted data SDHC cards are fully compatible with all SDHC-compliant devices Speed performance rating: Class 4 (based on SD 2.0 Specification) Everything But Stromboli (tm) MicroFiber Cleaning Cloth High quality and reliability backed by a 5-year limited manufacturer warranty