The Ericsson R310s was announced at 2000. The Smartphone is released at Discontinued.The Smartphone is released at Discontinued.The Smartphone has 131 x 53 x 25 mm (5.16 x 2.09 x 0.98 in) thickness . It comes in 3 color variants, which are Bright Orange, Nautic Blue, Aquatic Green and Peak Yellow.This device packs Removable NiMH battery.