Features:only 4.0bovensmartphones.Heart Rate Monitor: Monitor your heart rate.intelligent connection, personalized service.The smart watch can music alone, and sync when connected to your phone by .a personal fitness trainer.it also support Changeable UI, control music, etc.Perfect design, convenient to take along.Note:before you as a smart watch, download APP.Item color displayed in photos may be showing slightly different on your computer since monitors are not calibrated same.Specifications:Brand: FOR NEECOOModel: V3CPU: MTK2502CColour: Black, BrownBattery: 380 mAHSize: 1.3 inch ScreenMaterial: LeatherLanguage: English, french, german, spanish, italian, Ruassian, Japanese, Korean, Portuguese.Compatibility: All Compatible(for iOS,  for Android)Style: FashionType: On WristCase Material: RubberMovement Type: ElectronicApplication Age Group: AdultBand Material: leatherFunction: Fitness Tracker, Sleep Tracker, Message Reminder, Reminder Call, Answer Call, Dial Call, Push Message, heart rate tracker, interactive musicProduct size: Approx 25.5 * 4.8 * 1 cm / 10 * 1.9 * 0.4 ozPackage List:1 * Smart Watch

only 4.0bovensmartphones.