Kensington Proximo Bluetooth Tracker and Alarm Tag for iPhone 5/4S, K39567US Proximo Starter Kit includes a key FOB and a Tag so you can track your iPhone, keys, and one additional itemhe Proximo App Dashboard tracks up to 5 valuable items via FOB and/or TAGs (additional tags sold separately, part K39567US) The Proximity Alarm can be set with customizable ranges and audio alerts, to tell you when you've left your valuable item behind One-Touch -Find- button Alert on the FOB helps you find your iPhone when in range (approx. 30 feet) The -Find- Alert the sounds your additional Tags will help you with on-the fly recovery of your valuables