Lenovo unveils smartphones with interchangeable backs

(Telecompaper) Lenovo unveiled at Tech World 2016 the Moto Z family of smartphones with Moto Mods interchangeable backs that transform a smartphone into a battery powerhouse, a big screen projector or a boombox. The Moto Z porfolio of smartphones initially comprises Moto Z and Moto Z Force. Combined with the all new Moto Mods, one can transform their Moto Z into a speaker with the JBL SoundBoost or a 70-inch movie projector with the Moto Insta-Share Projector. There's also the Power Pack, which