... 5. Safely locking system function to avoid take way flash memory card and advertising playing content, also can be protected by ... rated power is 2 x 5W.7. Support memory card capability: 32MB-16GB, such as CF card, SD card and U-disk etc ... -scale sales, star-rated hotels, restaurants, travel agencies, pharmacy.2. Financial Organizations: Banks, negotiable securities, funds, insurance companies, ...