Drop proof up to 18 metresresistant to dust high temperatures and multiple 6ft drops onto concrete you can trust the s40 to stand up to the harshest environmentsenjoy the sunspecially built for the outdoors the s40 boasts an ultra bright screen and enhanced audio quality for an uncompromised experiencesuper chargedour largest capacity battery yet gives you up to 18hrs talk time and an impressive 39 day stand by time perfect for working long hours on sitefast and furiousfeaturing 4g ultra