Just got one of these: http://www.amazon.com/Bluetooth-Near-field-Positioning-Wireless-Acquisition/dp/B00O2UDZU6/ref=sr_1_2?ie=UTF8&qid=1434989722&sr=8-2&keywo

Just got one of these: http://www.amazon.com/Bluetooth-Near-field-Positioning-Wireless-Acquisition/dp/B00O2UDZU6/ref=sr_1_2?ie=UTF8&qid=1434989722&sr=8-2&keywords=ibeacon http://www.amazon.com/Bluetooth-Near-field-Positioning-Wirel... and it works great.