Along with the increased functionality of mobile phones such as camera capability, MP3 listening, video recording, etc., the storage capacity has become critical to a mobile phone. Not only are built-in memories greater in capacity but the addition of an expansion memory card slot is a must as well! The modern day mobile phone memory card must meet basic mobile phone characteristics such as small, thin, low power consumption and long operating time. While current memory cards can meet all of the above and in addition, offer application use (JAVA games, Dictionary functionalities, etc.) which means its read / write speeds become important factors as well!
Current mobile phone memory card can be divided into the following three categories:
SD series: including SD, miniSD, microSD (T-Flash)
MMC series: including MMC / MMCPlus, RS-MMC (MMCmobile), MMCmicro
MS series: including MS PRO DUO, M2