Sonim Technologies has announced the latest addition to their Xtreme Performance Series, the Xtreme Performance 3.  Sonim XP3 has a more rugged specification than the XP1 and can withstand more shocks and drops than its predecessor. Most importantly, the phone can be fully submersed for 30 minutes within one meter of water. In addition, the XP3 boasts an IP-57 rating ... continued »