Name: USB flash drive Available capacities: 64mb, 128mb, 256mb, 512mb, 1gb, 2gb Compatibility: PC or notebook with a USB interface Operating systems: windows XP / 2000 / me / 98 / 95 and mac OS 8. 6 and above Drivers: only required for windows 98 / 95. Online download available Transfer rate: high speed USB 2. 0. USB 1. 1 compatible Data retention: 10 years minimum