Amoi N850 Size: 67.0 mm x 132.0 mm x 10.5 mm; Weight: 158 g; Frame size: 0.38 mm; Usable surface: 62 %; Diagonal: 4.5"; Screen Type: LCD IPS; Screen Resolution: 540 x 960 px; Density: Medium Density, 245 Pixels per inch differentiable less than 40 cm aw...