Description
This is the service where the person writing the SMS can write any kind of message in just 160 words, and it is a combination of alphanumeric words which enables the person writing to type the SMS with letters as well as numbers at the same time. Another thing is that you can send and receive SMS only from a GSM mobile, and due to its use, the support has increased a lot over the few years. You can use technologies like the ANSI CDMA network and Digital AMPS. Along with that, you have to buy a number for verification.