More than just a smart card reader, the ACR100 also has a built-in 256MB flash memory. Designed to access SIM-sized smart cards (Plug-in cards) and for data or application storage.
ACR100 SIMFlash
i) Serves as a Plug-in (SIM-sized) Card Reader: ACR100 is a reliable and cost-effective Plug-in (SIM-sized) reader for security related applications. A USB full speed card reader that enables you to back-up and manage the information on your SIM card to your PC. It supports MCU cards with T=0 and T=1 protocols, GSM cards conforming to Spec 11.11 and memory cards.
ii) Serves as a Mass Storage Device: Highly portable - with a dimension of 77 mm x 23 mm x 10 mm makes it a perfect companion wherever you go. Bus powered - no need for additional cable and power supply. And a mass storage device Class compatible - no need for additional drivers.