at cebit 2013, the company showcased its project to turn a pair of glasses into a head-mounted secondary display for the smartphone. the prototype device featured a projector that beams images onto the glass panel baked into the right-side lens as well as a yellow-and-black, 320 x 240 resolution display. the company planned to release two versions, one with bluetooth 4.0 and one with bluetooth 3.1 to ensure a wide range of compatibility with android and ios devices, and aimed to have finished versions ready for the augmented world expo in june 2013.