What Does Short Message Service (SMS) Mean?
Short Message Service (SMS) is the most basic communications technology for mobile data transfer and is characterized by the exchange of short alphanumeric text messages between digital line and mobile devices. SMS messaging’s key influential factor is affordability.
Techopedia Explains Short Message Service (SMS)
SMS is supported by all Global System for Mobile Communications (GSM) mobile phones and is also available on third generation (3G) wireless networks.