The Addonics Technologies PocketCD98 is the "go anywhere" CD-ROM Drive that connects to any PC through the PC Card (PCMCIA) slot or USB port. It's compact enough for any briefcase or notebook PC case - measuring only 6.4 x 5.4 x 0.9 inches and weighing just 14 ounces. The pocketCD98 can be powered off your PC (through the PCMCIA slot or keyboard port) or off the included AC Power Adapter. The Power Adapter is extremely small and lightweight and automatically switches from 110 to 240 volt operations, making the PocketCD98 the perfect traveling companion. The PocketCD98 has a fast maximum data transfer rate of 3600 Kbytes per second (24x version) or 3000 Kbytes per second (20x version). It boasts an access time of 190 ms and utilizes 16-bit data transfers.