A mobile device having a cover, the cover comprising: a support member (32; 62; 96) comprising an upper surface portion (20; 98) and at least one side surface portion (22; 100) integrally formed with the upper portion (20; 98) and made of a transparent material, wherein the upper surface portion of the support member and at least one side surface portion of the support member are connected in a curved shape; and a display unit (12;92) comprising an upper display portion and at least one side display portion (48;72;112) integrally formed with the upper display portion and oriented in a different direction than the upper display portion, wherein the upper display portion is disposed beneath the upper surface portion of the support member and the at least one side display portion disposed beneath the side surface portion of the support member, wherein the upper display portion and the at least one side display portion are connected in a curved shape, wherein the upper display portion is visible through the upper surface portion of the support member and the at least one side display portion is visible through the at least one side surface portion of the support member, and wherein the upper display portion is configured to display a first key area and the at least one side display portion (48;72;112) is configured to display a second key area, characterized in that the cover further comprises a touch sensitive portion (34; 64; 94) configured to generate a signal when touched to control the mobile device, the touch sensitive portion comprising an upper touch portion (44, 106) and at least one side touch portion (46, 108) integrally formed with the upper touch portion (44, 106), wherein the upper touch portion (44, 106) is disposed at the upper surface portion of the support member and the at least one side touch portion (46, 108) is disposed at the at least one side surface portion of the support member, and wherein the upper touch portion is configured to, when the first key area is touched, generate a first key input signal and the at least one side touch portion is configured to, when the second key input area is touched, generate a second key input signal different than the first key input signal. a support member (32; 62; 96) comprising an upper surface portion (20; 98) and at least one side surface portion (22; 100) integrally formed with the upper portion (20; 98) and made of a transparent material, wherein the upper surface portion of the support member and at least one side surface portion of the support member are connected in a curved shape; and a display unit (12;92) comprising an upper display portion and at least one side display portion (48;72;112) integrally formed with the upper display portion and oriented in a different direction than the upper display portion, wherein the upper display portion is disposed beneath the upper surface portion of the support member and the at least one side display portion disposed beneath the side surface portion of the support member, wherein the upper display portion and the at least one side display portion are connected in a curved shape, wherein the upper display portion is visible through the upper surface portion of the support member and the at least one side display portion is visible through the at least one side surface portion of the support member, and wherein the upper display portion is configured to display a first key area and the at least one side display portion (48;72;112) is configured to display a second key area, characterized in that the cover further comprises a touch sensitive portion (34; 64; 94) configured to generate a signal when touched to control the mobile device, the touch sensitive portion comprising an upper touch portion (44, 106) and at least one side touch portion (46, 108) integrally formed with the upper touch portion (44, 106), wherein the upper touch portion (44, 106) is disposed at the upper surface portion of the support member and the at least one side touch portion (46, 108) is disposed at the at least one side surface portion of the support member, and wherein the upper touch portion is configured to, when the first key area is touched, generate a first key input signal and the at least one side touch portion is configured to, when the second key input area is touched, generate a second key input signal different than the first key input signal.