KR80 Bluetooth HD voice call smart watch compass heart rate blood pressure blood oxygen monitoring

System Requirements Android 4.4 and above, IOS 9.0 and above, support Bluetooth 5.1 bluetooth version BLE 5.1 bluetooth chip Realtek 8763EWE (Bluetooth Smart Call) heart rate chip VC30F+geomagnetic IST8304+barometer SPL13-001 Memory RAM_578KB+128Mb screen display 2.0 inches CTC glass IPS resolution 240X292 battery capacity 650mAh_high capacity high voltage battery Standby time about 90 days operating hours About 10_14days physical buttons Full touch plus 2 buttons motor Built-in vibration reminder charging port Magnetic line waterproof level IP67 Gsensor QMA6100P UI language The UI defaults to 13 languages: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese watch font language English, German, French, Italian, GreekLatin, Spanish, Portuguese, Romanian, PolishRussian, Ukrainian, Rusyn, Belarusian, Bulgarian, Serbian, Macedonian, Croatian, Bosnian,Thai, Hindi, Sanskrit, Ne