First and foremost, it is essential to determine what kind of functionality do you desire from the wearable gadget that you want to invest into. For instance, you may want a wearable gadget that provides entertainment on the move or you may be looking for a gadget that augments a specific task in your routine life. You may want a wearable device that enables you to access the media or use it for monitoring a particular activity to produce result-oriented information. Thus, based on your particular need, you can choose a wearable device accordingly. Another critical factor to consider is the compatibility of the wearable devices with those that you already have. A wearable device that displays, processes or collection information will do so only with the assistance of a particular technology that one already carries. When teamed up with a smartphone, most of the wearable technological devices enable to bring significant changes in your day to day activities.