SD CARD Features: 1) Secure digital card system standard compatibility 2) Read speed: 5MB/sec s max. 3) Write speed: 1.5MB/sec s max. 4) Capacity: 128MB - 4GB 5) Size: 24 x 32 x 2.1mm 6) Voltage: 3.3V 7) Housing material: plastic 8) Economical: low power consumption is easy on device's batteries9) Firmware upgrade: yes 10) Data protection: yes
128MB-4GB Multimedia secure digital SD card