You can buy a phone like that, they are usually advertised for rural use
edit: or you can make one http://zerophone.org/ which also has plans to crowdfund some pre-built phones
edit: or you can make one http://zerophone.org/ which also has plans to crowdfund some pre-built phones
If you want anything at all beyond basic features, like say a dual SIM option for use when travelling, you're straight into high-end smartphone territory, even if you actually have no interest in the so-called smart parts of the device.