1. SMS – Short Message Service
  2. MMS – Multimedia Message Service
  3. 2G – 2nd Generation
  4. EDGE – Enhanced Data for Global Evolution
  5. 3G – 3rd Generation
  6. WCDMA -Wideband Code Division Multiple Access
  7. HSDPA – High-Speed Downlink Packet Access
  8. HSUPA – High-Speed Uplink Packet Access
  9. 4G – 4th Generation
  10. LTE – Long Term Evolution
  11. VoLTE – Voice over LTE
  12. SIM – Subscriber Identification Module
  13. GPS – Global Positioning System
  14. GB – Giga Byte
  15. KB – Kilo Byte