Pro Softnet Corporation has unveiled a new external storage system, the IDrive Portable for Mac. The device connects directly to a Macís USB port and offers plug-and-play compatibility. The integrated 320GB drive can be used to hold up to 91,000 pictures, 140 hours of video, or 80,000 hours of music. The system features Smart Sync technology for simplified file transferring, as well as automatic folder selection through the included IDrive application.