... and great function. multilingual input Keyboard features: Dimension450x157x18mmKeycaps107 keycapsNet Weight600gWorking ModeMembrane switchWorking VoltDC+5v (error±0. ... ,2003,X64,IBM1>Notebook type keycap.2> X-structure design, comfortable hand feeling. 3> Fashionable shape, built-in anti-radiation steel ... ,2000,ME,XPWorking temperature0-45°CReceiverUSB 2.0 2012 Wired keyboard & mouse combo