This tag compatible with NFC capable phones and tablets, it is Smart Keyfob Tags.

You can do many tasks use this tag, such as set an alarm, turn phone to silent etc.

If you don't know how to use it,please search YouTube to see.

There are many free applications on internet, so you can program very easy.

Please note:

This NFC tag can't work with following Phone or Tablet:

Samsung Galaxy S4, Nexus 4, Nexus 10 Tablet, Nokia Lumia 610, RIM General & BlackBerry General