Sony Memory Stick Pro Duo™ 2 GB. Internal memory: 2048 MB, Flash card type: Memory Stick (MS), Write speed: 15 MB/s. Weight: 2 g, Width: 31 mm, Depth: 1.6 mm. Standby current: 1.5 mA, Input voltage: 2.7 - 3.6 V. Storage temperature range (T-T): -25 - 85 °C