Featuresr you must connect phone through bluetooth before user with mt2502 arm7 chip for android ios smartphonesr it is a health partner be ready to help you to do physical exercise at any timer anti lost watch will send alarm after leaving the mobile phone a certain distance10m r remote shooting help you get beautiful picturesr sleep monitor monitor your sleep help you improve your sleep qualityr answer the phone synchronous phone bookr genuine leather luxury strap arbitrarily