Smart&Close Bluetooth V3.0 NFC SmartWatch for Samsung S3 / S4 / S5 / S6 / S6 Edge / Note 2 / Note 3 / Note 4, Sony and other Android Smartphones, Black Function: Passometer, Sleep Tracker, Message Reminder, Call Reminder, Answer Call, Dial Call, Remote Control, Push Message, Altitude Meter Compatibility: All Android and iOS Mobile Phone & Android Tablet PC. Android Mobile Phone: Samsung, HTC, Sony, LG, HUAWEI, ZTE, OPPO, XIAOMI, and so on. iOS Mobile Phone: iPhone 6, iPhone 6 plus, iPhone 5, iPhone 5s , iPhone 4, iPhone 4s (This APP can' t be installed by iOS, Apple system can' t sync SMS and Bluetooth push information, but other functions can be used by iPhone); Android Tablet PC: Samsung, Nexus, Onda, Newsmy, and so on Bidirectional anti loss: Anti lost remind Bidirectional search Entertainment: MP3 / MP4 local playback; Bluetooth music playing NFC: No need to search, bluetooth pairing, electronic business card