<p>Pro with 2X Volume and Range, Replace the Battery and not the Cube each year</p><p>With Crowd Find Attach CUBE to anything and Let the Cube Community be your Search Party</p> <p>Lost your Phone? Use your CUBE to locate your phone with ring, vibrate, and flash, even if the app is not running</p> <p>Simple CUBE Tracker app will show last known location on a map, uses bluetooth to tell if you are near or far, press find and CUBE will ring, up to 100' range.</p> <p>Taking family photos? Use CUBE as a shutter button for your phone camera</p> <p>No need to replace CUBE each year. Just replace battery yourself once a year. Extra battery included</p>