Since its launch in 1983 the toughness watch G-SHOCK which has continued to evolve in search of insatiable strength is the DW-B5600 series equipped with a smartphone link. - The classic black and turquoise blue for the popular square case and the new red color are used and the skeleton resin has a color scheme that can be used in a wide range of situations from fashion to outdoor scenes. - In addition with Bluetooth - R installed you can use a dedicated app to link with your smartphone and notify you of information updates in the app on the watch display. - It is G-SHOCK which realized new toughness by smartphone link and new design. ・Shock-resistant structure ・Water resistant to 20 bar ・Mobile link function (function interlocking with compatible mobile phones via Bluetooth communication)・ World time: 38 cities around the world (38 time zones with automatic summer time setting function) + UTC (Coordinated Universal Time) time display home time city replacement function・ Stopwatch (1/100 second (less than 1 hour) / 1 second ( 1 hour or more) 24-hour meter with split)・ Timer (set unit: 1 second maximum set: 24 hours measured in 1 second units)・ 5 time alarms・ Hourly time signal・ Full auto calendar・ 12/24 hour system display switching・ Operation sound ON/OFF switching function・ Date display (month/day display switching)・ Day of the week display (6 languages: English Spanish French German Italian Russian)・ LED backlight (with auto light super illuminator afterglow function afterglow time switch (1.5 seconds/3 seconds))・Automatic time adjustment ・Easy clock setting ・About 300 cities in world time ・App information ・Time &place - Compatible with our designated i - Phone and Android smartphones - Please check the website for details such as devices whose operation has been confirmed and OS compatibility. *Limited to devices equipped with Bluetooth* Bluetooth is a registered trademark of Bluetooth SIG Inc.*"i - Phone"is a trademark or registered trademark of Apple Inc. registered in the United States and other countries. *"Android"and "Android logo"are trademarks or registered trademarks of Google LLC. *Other company names and product names are trademarks or registered trademarks of their respective companies. * DW-B5600G is certified by the Radio Law of Japan. * Regarding the mobile link function it depends on the specifications of the mobile phone itself and the service of the carrier of the country of use and it varies from individual to individual.[ Contents of..