4. There are 22 functions : calculator, digital time telling, translator, game playing capabilities, mobile apps access, mobile operating system, Bluetooth, media player, FM radio, LTE technology, recharcgeable battery, digital camera, thermometer, accelerometer, pedometer, heart rate monitor, altimeter, barometer, compass, GPS, speaker, SD card reader.
7. The smartwatch uses LTE technology to directly connect to 3G/4G general telephone networks, some of them also uses backlit LED, OLED, and Hologram screens.
8. Some smartwatches uses transreflective and electronic paper to consume less energy/power.
9. 2010s smartwatches have more functionality closer to smartphones like mobile apps, mobile operating system, and Bluetooth connectivity
4. There are 22 functions : calculator, digital time telling, translator, game playing capabilities, mobile apps access, mobile operating system, Bluetooth, media player, FM radio, LTE technology, recharcgeable battery, digital camera, thermometer, accelerometer, pedometer, heart rate monitor, altimeter, barometer, compass, GPS, speaker, SD card reader.
7. The smartwatch uses LTE technology to directly connect to 3G/4G general telephone networks, some of them also uses backlit LED, OLED, and Hologram screens.
8. Some smartwatches uses transreflective and electronic paper to consume less energy/power.
9. 2010s smartwatches have more functionality closer to smartphones like mobile apps, mobile operating system, and Bluetooth connectivity