Our online glossary is here to help you make sense of the terminology used in the cell phone industry. It covers mobile technologies, such as 3G and 4G, and even includes a bit of information on smartphone operating systems and the companies that make the cell phones and other mobile technology devices we all use.
EMS is an extension to the SMS system that was used to add simple graphics and sounds to what would otherwise be purely text based messages. It is a step in the direction of MMS, but is not universally supported.
Also known as: "Enhanced Messaging Service"
Referred to by: MMS
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