With a sight to females in young customers segment, who consider messaging service important, the LX610 applies an easy to recognize and operate QWERTY keypad, similar to PC keyboard, in order to satisfy consumers in a compact size. Usability is improved through differentiated interface of a large 2.4 inch LCD touch-screen that can be operated easily and intuitively that is applied on the front screen and a large 2.4 inch display that is applied on the back screen. Completeness of overall design is also increased by coordinating the case design with esthetic elements such as patterns, straps, pouches etc. that heightens the feminine impression.