Abstract: Disclosed is a wireless telecommunication terminal constructed with a housing in which a transmitter/receiver module is received; an earpiece is disposed at the upper portion of the front face of the housing; a liquid crystal display is disposed below the earpiece; a keypad having a plurality of keys and functional buttons is disposed below the liquid crystal display; a cover is rotatably hinge-coupled to the housing; and an antenna established either on the surface of the cover or inside of the cover. The antenna is preferably constructed as either a plane monopole antenna, a plane dipole antenna, a slot antenna, a reverse F antenna, a reverse L antenna, or a micro-strip antenna.