Key Features . Unlocked and; SIM Free4G Ready for ultra fast network speeds2.8 QVGA DisplayMediaTek MTK6731 Quad Core Processor + 512MB of RAMDorOS4GB StorageMicro SIM Card . Easy to use Mobile PhoneThe water-resistant easy-to-use Doro 780X makes staying safe a whole lot simpler. Three large keys with name labels put the people you rely on within easy reach without having to navigate menus or browse through a phonebook. It also has excellent safety functions such as a safety timer and an assistance button for sending an alarm with GPS position if you need help. Every Day CompanionThe Doro 780X targets fragile seniors with severe handling problems. A senior dependent on a robust and extremely easy to use mobile that will help them out throughout the day with the added peace of mind provided by Doro Design and Services. Call the people you rely on in a simple press of a button and feel even safer thanks to a safety timer function for special situations alarm button GPS localization and remote management Safety TimerThe safety timer is used to the alert your responders if the timer isn’t deactivated within a set of time. For example before taking a shower activate the safety timer and if not deactivated within a set time your Responders are alerted..