•Display: 1.85-inch full-touch HD color screen, 240*280 pixel resolution •Design: Stylish sports appearance with an aluminum alloy case, with 22mm replaceable bands •Technology: Breakthrough JL7012 chip, single connection for both calls on iOS and Android, unlike the double connection required by most devices •Features: AI voice assistant, 20 sports modes, multi-language support, multiple UI options, DIY customization •Health Monitoring: Real-time heart rate, blood oxygen, blood pressure, and sleep monitoring Specifications: Bluetooth version Cell phone Bluetooth 5.2, Data storage Bluetooth 4.0 Battery capacity of charging bin 300mAh polymer battery Headphone battery capacity 25mAh polymer battery Charging box function The main body can charge the earphone for 2-3 cycles time Life time 8-12 days Music time 3hour Charging method Magnetic charge Charging time 1-2 hours Main chip JL7012 TWS chip JL7003 Heart rate chip 3300 Screen 1.85inch Resolving power 240*286 Waterproof and dustproof IP67 Memory 192KB RAM+1024KB ROM+128Mb UI-Flash Control mode touch display+Knob button Vibration real-time vibration reminder Main shell material glass lens + ABS Compatible systems Android 4.4 and above; ios 8.0 and above APP Powerband Features Bluetooth call, full touch, heart rate, shake and take photos, call reminder / rejection, information storage, Multi Sport mode, weather Major function multi language, information alert, alarm clock, bracelet, health monitoring Exercise records (pedometer, calories, mileage) Time, week, date Information reminder SMS, QQ, WeChat, Skype, Facebook, Twitter, WhatsApp, Line, Viber Earphone touch button function 1. 4 times of keystrokes before pairing - Chinese and English switch;2. Press for 2S to turn on, 1.5S to reject the call, 3S to turn off;3. Double-click the key ---Answer/hang up the call; 4. 4 times of keystrokes - wake up SIRI;5.Double click the key - Play/Pause;6. Triple click on the left: Previous, Triple click on the right: Next；7 Reset the headset to original settings: headset off, press and hold for 8 seconds.(If the headset can’t paired, can restore the original factory to pairing) APP language English, Chinese Simplified, Chinese Traditional, Japanese, Korean, German, French, Russian, Spanish, Italian, Dutch, Polish, Portuguese, Turkish, Vietnamese, Malay, Indonesian, Filipino, Hungarian Watch anguage English, Chinese Simplified, Chinese Traditional, Japanese, Korean, German, French, Russian, Spanish, Italian, Dutch, Polish, Portuguese, Turkish, Vietnamese, Malay, Indonesian, Filipino, Hungarian Package included: •1 x Smart Watch •2 x Bluetooth Earphones •1 x Charging Cable •1 x English User Manual