Designed to produce high-performance results in digital handheld devices. Memory Stick PRO Duo Cards are approx. 33% smaller than MS and MS PRO Cards and are perfect for use as a high quality recording medium in digital cameras, camcorders, PSPs, MP3 Players and other handheld devices | Specifications | Size | 20mm x 31mm x 1.6mm | Op. Voltage | 2.7V~3.6V | Op. Temperature | 0 C(-32 F) to 60 C(140 F) | Durability | 10,000 insertion/removal cycles | Weight | 2g | |