DESC: compact digital camera, portable audio device, or PSP™ Handheld Entertainment System. With a huge total storage capacity of 4 gigabyte with 3.66 gigabytes available1 and an wide operating temperature range of -13° F to 185° Fahrenheit, the MSX-M4GS provides you with durable, high capacity storage for your digital files. With the included adaptor, the MSX-M4GS can be used in most devices that use full-sized Memory Stick PRO™ media2, making it perfect for both your older devices and the latest electronics.