Features: [2 in 1 Design] Sleekly designed, it is not only a fitness tracker watch with various functions, but also a wireless earbud charging case with two earphones which is comfortable to wear. [Excellent Audio Performance] With optimized graphene diaphragm and professional audio decoding technology, the earbud presents clear mid-range bass for more immersive stereo sound. Enjoy high sound quality for call and music listening. [Wireless BT Technology] Pick it up and the earbud will automatically pair after the first connection, fast and convenient to use. [Body Temperature Monitoring] Offer real-time temperature, minimum temperature and maximum temperature measurement, keeping you informed of your body temperature change. [Health Monitor] Automatically monitor and record your heart rate, blood pressure and sleep data, helping you adjust yourself for a healthier lifestyle. [Fitness Activity Tracker] Support 3 different sports modes including running, skipping and sit-ups. The activity tracker can accurately record your all-day step taken, distance travelled and calories burned. [Smart Reminder] After connected to the phone, it will provide synchronous display of message, call or social APP to remind you of important information. [Long-Lasting Battery Life] With built-in low power consumption chip and large capacity battery, it offers long battery life for daily use. [Broad Compatibility] Support phone with BT 4.2 and widely compatible with Android 4.4 and above or iOS 10.0 and above. [More functions] Sedentary reminder, Remote camera, Music control, Find phone, Alarm clock, Find bracelet, Raise wrist to brighten screen, etc. Parameters: Screen Size: 1.14 inches Resolution: 240 * 135 BT: BT4.2 Earphone BT: BT5.0 Compatibility: Android 4.4 and above or iOS 10.0 and above Bracelet Chip: N52832 Earphone Chip: ATS3009 Flash Memory: 64KB RAM + 512KB Bracelet Battery Capacity: 150mAh Earphone Battery Capacity: 30mAh Headphone Call/Play Time: 3H Bracelet Standby Time: 15 days Headphone Standby Time: 10 days App: KBand