APPLE IBEACON SPECIFICATIONS

There are a handful of beacon manufacturers competing in the market today, fromEstimote, Kontakt and Minew. These beacons all essentially operate the same way, making it tough for certain manufacturers to differentiate themselves from one another. In the business of hardware manufacturing,  contending companies compete on a price basis and have very little else in terms of gaining an advantage.

More information: http://www.ibeacon.com/apple-ibeacon-specifications-published-by-the-fcc/