Meet the MMC Card standard Read speed: 6MB/S(MAX) Write speed:4MB/S(MAX) Capacity: 32MB-1GB Size: 24mmx32mmx1.4mm Weight: 2g Case: ABS Plastic RMS(mA):Read5.0/Write12.2/Standby2.7 Voltage: 2.7V-3.6V Software update: support Wanrrantee:1 years