Smart Eco, Remote shutdown (To prevent the watch artificiality off, allowing only the watch mobile phone APP to remote shutdown)Remote monitoring (High sensitivity microphone, voice user in an emergency situation, real-time monitoring equipment surrounding).Put two watches together in the same mode to pair and become friends. The watch will make a sound when the pairing is successful. Only one friend can be paired once. After the pairing is successful, you can send a voice message to a good friend by holding down the voice button. Order online on Jamboshop and have it delivered right at your doorstep.