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  2. VoIP phone - Wikipedia

    en.wikipedia.org/wiki/VoIP_phone

    VoIP phone. A VoIP phone or IP phone uses voice over IP technologies for placing and transmitting telephone calls over an IP network, such as the Internet. [1] This is in contrast to a standard phone which uses the traditional public switched telephone network (PSTN). Digital IP-based telephone service uses control protocols such as the Session ...

  3. Google Voice Search - Wikipedia

    en.wikipedia.org/wiki/Google_Voice_Search

    Google Voice Search or Search by Voice is a Google product that allows users to use Google Search by speaking on a mobile phone or computer, i.e. have the device search for data upon entering information on what to search into the device by speaking. Initially named as Voice Action which allowed one to give speech commands to an Android phone.

  4. Voice over LTE - Wikipedia

    en.wikipedia.org/wiki/Voice_over_LTE

    Voice over LTE. VoLTE calling. Voice over Long-Term Evolution (acronym VoLTE) is an LTE high-speed wireless communication standard for voice calls and SMS using mobile phones and data terminals. [1][2] VoLTE has up to three times more voi [3] ce and data capacity than older 3G UMTS and up to six times more than 2G GSM.

  5. Session Initiation Protocol - Wikipedia

    en.wikipedia.org/wiki/Session_Initiation_Protocol

    v. t. e. The Session Initiation Protocol (SIP) is a signaling protocol used for initiating, maintaining, and terminating communication sessions that include voice, video and messaging applications. [1] SIP is used in Internet telephony, in private IP telephone systems, as well as mobile phone calling over LTE (VoLTE).

  6. How to Do a Free Reverse Phone Lookup & the 8 Best ... - AOL

    www.aol.com/free-reverse-phone-lookup-8...

    8. Spy Dialer. Spy Dialer is a free reverse phone lookup service that accesses public databases of registered phone numbers to help users find information on cell phone and landline numbers and ...

  7. Voice over IP - Wikipedia

    en.wikipedia.org/wiki/Voice_over_IP

    Voice over Internet Protocol (VoIP), [a] also called IP telephony, is a method and group of technologies for voice calls for the delivery of voice communication sessions over Internet Protocol (IP) networks, [2] such as the Internet. The broader terms Internet telephony, broadband telephony, and broadband phone service specifically refer to the ...