TrackR Sticker Tracking Device - 2 Pack : Find your things in a flash when you need to with the TrackR. Simply attach the sleek, coin-sized TrackR device to your keys, your wallet, and more and find them easily with the help of the TrackR app on your smar
The development of a new kind of Bluetooth radio system, Bluetooth LE (for “low energy”), has unlocked entire new categories of tech gadgets, including smartwatches, fitness trackers, and now, tiny tracking devices. Here are six of them compared... with o