Sonim’s XP3 rugged flip phone gets upgraded

New features add plus points to an already impressive old-school backup phone for fieldwork If you want to phone it in old school from the wild, there is probably no better device you can pick than Sonim Technologies’ XP3. Until now that is, because Sonim has just announced an upgrade to its well-renowned rugged flip phone. Appropriately named the XP3plus, […]