Toshiba has recently unveiled a new lineup of portable hard drives for portable consumer electronic devices, all based on a 1.8-inch form factor and up to 160GB in capacity. All MKxx34GAL units use a single platter that is less than a fifth of an inch (5mm) high, making them suitable for portable media players, digital video cameras and other portable electronics. Toshiba touts its new drives as offering the highest storage capacity, best power efficiency, most durability and quietest seek operation.