Unlocked iphone to hit hong kong

Communication Technology

By communicationtech

  • First telegraph

    First telegraph
    Samuel Morse invented the first teleghaph.

  • Electric Telegraph

    Electric Telegraph

  • Box telephone

    Box telephone
    Rambus invented the box telephone.

  • Wall-mounted telephone

    Wall-mounted telephone

  • Candlestick telephone

    Candlestick telephone
    Alexander Graham Bell invented the candlestick telephone.

  • I-phone

    I-phone