Powerful and much advanced than the previous Multi-Band 5, Casio watches containing Multi-Band 6 comes with a sleek terrestrial radio signal reception from 6 unique channels. These stations are based in Europe, Japan, UK, North America, and China (which was not encouraged in Multi-Band 5). Unlike regular watches which need resetting, its precision is automatically corrected by this Casio smart watch in terms of date time, and sometimes even daylight saving period. As a result, your time accuracy is ensured irrespective of your existing region. The automatic synchronization takes place at least once through the nighttime whenever there is precision. Some of the best Casio watches on this technology include Casio EQB-501DC-1AJF, LIW-M610TDS-1AJF,GST-W310BDD-1AJF, and OCW-S4000F-7AJF. Bluetooth-Controlled (Smartphone Connect ) Casio Smartwatch Provided that your smartphone is compatible, you can join it with the smartwatch. Undeniably, this would largely enhance the practical usability of the watch. You can permit the watch to choose the time information that is suitable and use it on the watch’s Home and World Time displays. For optimal performance, a CASIO WATCH + phone program that guarantees precise UTC time information from Time Servers around the globe has been designed by Casio. You need to connect the program and Time Servers through a mobile data network or Wi-Fi before sharing the information with your Casio smartwatch via Bluetooth. This improves the performance of the timepiece and also enables the radio wave reception to cover around 300 cities.