|As of 2017 editions, this USB key version replaces the version formerly found on DVD only. It provides continually improved search tools, including a detailed search-by-content that covers all ITU-T Recommendations in force. Recommendations not yet available in their final edited format are included in their provisional pre-published form. A wide range of electronic attachments are also included and or referenced for direct-download from the ITU website.
The USB key also includes a searchable collection of selected Handbooks developed by the ITU Telecommunication Sector in fields such as mitigation measures for telecommunication installations and their protection against electromagnetic effects, formal languages, outside plant, network security, quality of service and network planning. This quarterly USB key is available either individually or through a yearly subscription which covers four editions at a discounted rate.|