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  2. Sound-powered telephone - Wikipedia

    en.wikipedia.org/wiki/Sound-powered_telephone

    Modern emergency telephone powered by sound alone. A sound-powered telephone is a communication device that allows users to talk to each other with the use of a handset, similar to a conventional telephone, but without the use of external power. This technology has been used since at least 1944 [1] for both routine and emergency communication ...

  3. Take 20% Off Raycon Earbuds, Headphones and Speakers ... - AOL

    www.aol.com/entertainment/20-off-raycon-earbuds...

    These Basic Earbuds. The Work Earbuds Classic. Raycon. For everyday wear that’s easy to take in and out, these buds are the perfect pick! See it! Get The Work Earbuds Classic (originally $120 ...

  4. Electronic Product Code - Wikipedia

    en.wikipedia.org/wiki/Electronic_Product_Code

    An EPC RFID tag used by Wal-Mart. The Electronic Product Code ( EPC) is designed as a universal identifier (using an idiosyncratic numerical code for each different commodity [1]) that provides a unique identity for every physical object anywhere in the world, for all time. The EPC structure is defined in the EPCglobal Tag Data Standard, [2 ...

  5. E.164 - Wikipedia

    en.wikipedia.org/wiki/E.164

    E.164 is an international standard ( ITU-T Recommendation), titled The international public telecommunication numbering plan, that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data networks . E.164 defines a general format for international telephone numbers.

  6. E number - Wikipedia

    en.wikipedia.org/wiki/E_number

    E number. A solution of E101 riboflavin (also known as vitamin B2) Crystals of E621 monosodium glutamate (MSG), a flavour enhancer. E numbers, short for Europe numbers, are codes for substances used as food additives, including those found naturally in many foods, such as vitamin C, for use within the European Union (EU) [1] : 27 and European ...

  7. How ‘The Other Black Girl’ Celebrates and Embraces ... - AOL

    www.aol.com/other-black-girl-celebrates-embraces...

    The show stars Sinclair Daniel as Nella, an editorial assistant, who after being the only Black girl at her company, grows excited when she learns a new Black girl named Hazel (Ashleigh Murray ...

  8. List of airline codes (E) - Wikipedia

    en.wikipedia.org/wiki/List_of_airline_codes_(E)

    This is a list of all airline codes. The table lists the IATA airline designators , the ICAO airline designators and the airline call signs (telephony designator). Historical assignments are also included for completeness.

  9. Error correction code - Wikipedia

    en.wikipedia.org/wiki/Error_correction_code

    The code-rate of a given ECC system is defined as the ratio between the number of information bits and the total number of bits (i.e., information plus redundancy bits) in a given communication package. The code-rate is hence a real number.