Patent ID: 8717201

Claim:
An electronic device, comprising: a main body, comprising a sheet and the sheet comprises a first key set and a second key set; and a cover, slidably disposed on the main body between a first configuration and a second configuration, and comprising a first portion and a second portion connected thereto, wherein the first portion and the second portion of the cover are slidable between the first configuration and the second configuration, wherein the first key set is visible through the first portion and the second portion covers the second key set when the cover and the sheet are in the first configuration, and the second key set is visible through the first portion and the second portion covers the first key set when the cover and the sheet are in the second configuration, wherein the first portion of the cover is non-movable with respect to the second portion of the cover, wherein keys of the first key set and the second key set are configured to be pressed to send signals, and wherein the first portion comprises a plurality of apertures filled with a transparent material.