Mobile telecommunications services

**Includes:** - provision of access to, and use of, switched or non-switched networks for the transmission of voice, text and data using a portable handset or device, such as cellular and satellite phones, feature phones, smart phones, laptop and tablet computers and similar devices. Common transmission standards include: - GSM (Global System for Mobile Communications) - WCDMA (Wideband Code Division Multiple Access) - LTE ( Long Term Evolution) sometimes known as 4G