This 4GB Memory Stick from Sony is designed to work in a variety of Sony digital cameras, camcorders, laptops and other devices.
The Memory Stick PRO Duo format is equipped with MagicGate: a copyright protection software that consists of authentication and encryption technologies. The authentication technology ensures that protected content is only transferred between compliant devices and media, and that it is recorded and transferred in an encrypted format to prevent unauthorized copying or playback.
The Memory Stick PRO Duo format also provides a unique personal data protection technology for removable media that allows you to securely and easily control access to any personal information stored on Memory Stick PRO Duo media.