This strange thing was discovered in a excavation in Austria. It has many similarities with the wireless devices today. The researchers found a strange object which was said that from 13th century and look like a cellphone. These objects are looked similar to cellphone, especially the first one in the market of mobile phone. This discovery was surprised when these objects were black and also have keyboards with letters same as Iraq or Iran’s.
http://mysteriousuniverse.org/2015/1...uneiform-keys/