They need a similar phone that is targeting the market that can afford smart phones but realized it doesn't need most of the features at the expense of battery life.
Like a phone with this feature set plus 3G/4G connectivity with WiFi tethering capability to say your tablet and a beefier battery.
Basically a classic Nokia phone and 3G/4G router to connect all your smart devices to while you're on the move and in need of a internet connection.