... the impedance of printing surface below 1.0, which result in effect of prevention to Hertzian waves and electrometer, in this ... compared with the exist Metal Dome. (5). Strong applicability to the changeable climate.Applications :Mobile phone market: Cellphone,Sky ... Point of Sale Terminals, Handheld , PDA ,PC,Computer,Key Board,Remote control,Learning machine,Educational equipment,LCD TV, LCD display ...