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Country codes constitute the international telephone numbering plan. They are used only when dialing a telephone number in a country or world region other than the caller's. Country codes are dialed before the national telephone number, but require at least one additional prefix, the international call prefix which is an exit code from the national numbering plan to the international one. In ...
A telecommunications device for the deaf ( TDD) is a teleprinter, an electronic device for text communication over a telephone line, that is designed for use by persons with hearing or speech difficulties. Other names for the device include teletypewriter ( TTY ), textphone (common in Europe ), and minicom ( United Kingdom ).
Telephone call recording laws are legislation enacted in many jurisdictions, such as countries, states, provinces, that regulate the practice of telephone call recording. Call recording or monitoring is permitted or restricted with various levels of privacy protection, law enforcement requirements, anti-fraud measures, or individual party consent.
A telecommunications relay service, also known as TRS, relay service, or IP-relay, or Web-based relay service, is an operator service that allows people who are deaf, hard of hearing, deafblind, or have a speech disorder to place calls to standard telephone users via a keyboard or assistive device.
Youngkin's order calls for gathering public input through listening sessions, while other steps include establishing a detailed definition of “cell phone free education."
Ten-codes, officially known as ten signals, are brevity codes used to represent common phrases in voice communication, particularly by US public safety officials and in citizens band (CB) radio transmissions. The police version of ten-codes is officially known as the APCO Project 14 Aural Brevity Code. [1]
FaceTime Audio uses about three megabytes of data for every five minutes of conversation, with FaceTime Video uses significantly more. [16] Cellular talk time/minutes are not used after switching from a voice call to a FaceTime call.
A Polycom phone made specifically for conference calls. A conference call (sometimes called an audio teleconference or ATC) is a telephone call in which someone talks to several people at the same time. The conference call may be designed to allow the called party to participate during the call or set up so that the called party merely listens ...