Up to 4MB/s Read and Write Speeds Stores up to 2,000 MP3 files, 2,400 JPEG photos ADATA Ver. 3 LED Dual-Function Card Reader Included Supports (ECC) Error Correcting Code Technology Limited Life Time Warranty ADATA meets the growing demand for digital storage devices! Taking the microSD to the next level, ADATA is pleased to introduce the microSDHC (Secure Digital High Capacity), whose new interface enables faster transfer rates. The ADATA microSDHC Class 4 provides cellular phones even more memory storage for multimedia, business and personal data. Combined with this Micro SDHC card, ADATA offers an ultra-compact card reader to aid in the transfer of microSD/microSDHC memory card data at high speed. The microReader Ver.3 has a compact and lightweight body, with a built-in USB connector. Cumbersome USB cables are eliminated, and the reader can be directly used on all USB equipped desktop and notebook computers. The reader is built with a handy one-push card ejection design, so that the card can be quickly and easily extracted from the reader. A bright LED indicator shines when the data transfer function is active. Due to its ultra-compact size, the microReader can be plugged into the USB slot of a notebook PC at all times, without blocking the neighboring slots or getting in the way when the computer is stowed in a bag.