The Montblanc Summit 2+ Smartwatch is a cellular luxury smartwatch based on the Google Wear operating system. You can experience a variety of new applications such as a larger display and the Montblanc stress management app, and you can connect to the Internet through the LTE network* of a mobile operator partnered with Montblanc. The Summit 2+ smartwatch, which was created based on cutting-edge technology, is a new flagship model representing the Montblanc Summit line. *For Android smartphones with version 8.0 or higher Services are provided through telecommunication service providers. Contact your service provider to see if you can use Summit 2+ by setting up an eSIM in your mobile detailed agreement. Google Wear operating system is compatible with smartphones running Android 6.0 or later (excluding Go edition) and iOS 10 or later. Support features may vary by platform and country.