Features： 2 GB storage capacity with 1.85 GB available1 ?Designed to support read and write speeds of 80 Mbps on high speed enabled devices2 ?Operating temperature range of -13?F to 185?F allows greater durability ?Backwards compatible with devices that use Memory Stick PRO Duo?media3 ?Included MSAC-M2 adaptor allows compatibility with Memory Stick PRO?media enabled devices3 ?Designed especially for professional-quality compact digital cameras and portable digital music devices