Smartphone? Presto, 2-Way Radio(nytimes.com)6 points·by gustaf·vor 14 Jahren·0 commentsnytimes.comSmartphone? Presto, 2-Way Radiohttp://www.nytimes.com/2012/09/06/technology/personaltech/zello-heytell-and-voxer-make-your-smartphone-a-walkie-talkie-david-pogue.html0 commentsPost comment—